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122020221110 = 2567379480527
BaseRepresentation
bin111000110100011111…
…0001101000010110110
3102122221210120110212112
41301220332031002312
53444344134033420
6132015540451022
711546526523604
oct1615076150266
9378853513775
10122020221110
1147826263147
121b7943a9a72
13b6778c1688
145c97786874
15329250e8c5
hex1c68f8d0b6

122020221110 has 32 divisors (see below), whose sum is σ = 223503183360. Its totient is φ = 47952650592.

The previous prime is 122020221109. The next prime is 122020221121. The reversal of 122020221110 is 11122020221.

It is a congruent number.

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, 13667 + ... + 494193.

It is an arithmetic number, because the mean of its divisors is an integer number (6984474480).

Almost surely, 2122020221110 is an apocalyptic number.

122020221110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122020221110 is a deficient number, since it is larger than the sum of its proper divisors (101482962250).

122020221110 is a wasteful number, since it uses less digits than its factorization.

122020221110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480980.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 122020221110 its reverse (11122020221), we get a palindrome (133142241331).

The spelling of 122020221110 in words is "one hundred twenty-two billion, twenty million, two hundred twenty-one thousand, one hundred ten".

Divisors: 1 2 5 10 67 134 335 379 670 758 1895 3790 25393 50786 126965 253930 480527 961054 2402635 4805270 32195309 64390618 160976545 182119733 321953090 364239466 910598665 1821197330 12202022111 24404044222 61010110555 122020221110