122355131122140 has 96 divisors (see below), whose sum is σ = 391646067746304. Its totient is φ = 27959055102720.

The previous prime is 122355131122069. The next prime is 122355131122177. The reversal of 122355131122140 is 41221131553221.

It is a super-2 number, since 2×122355131122140² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

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, 39290119 + ... + 42289758.

It is an arithmetic number, because the mean of its divisors is an integer number (4079646539024).

Almost surely, 2^{122355131122140} is an apocalyptic number.

122355131122140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122355131122140 is an abundant number, since it is smaller than the sum of its proper divisors (269290936624164).

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

122355131122140 is a wasteful number, since it uses less digits than its factorization.

122355131122140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81583467 (or 81583465 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 33.

Adding to 122355131122140 its reverse (41221131553221), we get a palindrome (163576262675361).

The spelling of 122355131122140 in words is "one hundred twenty-two trillion, three hundred fifty-five billion, one hundred thirty-one million, one hundred twenty-two thousand, one hundred forty".