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122222220000002 = 2674394494627373
BaseRepresentation
bin11011110010100100010100…
…000000011011101100000010
3121000202022220122202112010222
4123302210110000123230002
5112004442101310000002
61111540040203423042
734513156356421313
oct3362442400335402
9530668818675128
10122222220000002
1135a42174955061
121185b59a224a82
13532767659c8b5
142227830a8c60a
15e1e4316911a2
hex6f291401bb02

122222220000002 has 32 divisors (see below), whose sum is σ = 186908890608000. Its totient is φ = 59928095259648.

The previous prime is 122222219999983. The next prime is 122222220000017. The reversal of 122222220000002 is 200000022222221.

It is a super-4 number, since 4×1222222200000024 (a number of 57 digits) contains 4444 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24099188 + ... + 28726560.

It is an arithmetic number, because the mean of its divisors is an integer number (5840902831500).

Almost surely, 2122222220000002 is an apocalyptic number.

122222220000002 is a deficient number, since it is larger than the sum of its proper divisors (64686670607998).

122222220000002 is a wasteful number, since it uses less digits than its factorization.

122222220000002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4628330.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 122222220000002 its reverse (200000022222221), we get a palindrome (322222242222223).

The spelling of 122222220000002 in words is "one hundred twenty-two trillion, two hundred twenty-two billion, two hundred twenty million, two", and thus it is an aban number.

Divisors: 1 2 67 134 439 449 878 898 29413 30083 58826 60166 197111 394222 4627373 9254746 13206437 26412874 310033991 620067982 2031416747 2077690477 4062833494 4155380954 136104922049 139205261959 272209844098 278410523918 912106119403 1824212238806 61111110000001 122222220000002