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122020010222010 = 23513158217533321
BaseRepresentation
bin11011101111100111111111…
…010111010110000110111010
3121000000222222022101111010020
4123233213333113112012322
5111443133440104101020
61111303115134231310
734462440413602005
oct3357477727260672
9530028868344106
10122020010222010
1135974439795a5a
1211828366655536
13531158c5075a4
14221bb2b30653c
15e1904921cc40
hex6ef9ff5d61ba

122020010222010 has 64 divisors (see below), whose sum is σ = 295089127622784. Its totient is φ = 32289667404800.

The previous prime is 122020010222003. The next prime is 122020010222051. The reversal of 122020010222010 is 10222010020221.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 228526150 + ... + 229059470.

It is an arithmetic number, because the mean of its divisors is an integer number (4610767619106).

Almost surely, 2122020010222010 is an apocalyptic number.

122020010222010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122020010222010 is an abundant number, since it is smaller than the sum of its proper divisors (173069117400774).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122020010222010 is a wasteful number, since it uses less digits than its factorization.

122020010222010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 591679.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 122020010222010 its reverse (10222010020221), we get a palindrome (132242020242231).

The spelling of 122020010222010 in words is "one hundred twenty-two trillion, twenty billion, ten million, two hundred twenty-two thousand, ten".

Divisors: 1 2 3 5 6 10 15 30 131 262 393 655 786 1310 1965 3930 58217 116434 174651 291085 349302 533321 582170 873255 1066642 1599963 1746510 2666605 3199926 5333210 7626427 7999815 15252854 15999630 22879281 38132135 45758562 69865051 76264270 114396405 139730102 209595153 228792810 349325255 419190306 698650510 1047975765 2095951530 31048348657 62096697314 93145045971 155241743285 186290091942 310483486570 465725229855 931450459710 4067333674067 8134667348134 12202001022201 20336668370335 24404002044402 40673336740670 61010005111005 122020010222010