122320211031100 has 72 divisors (see below), whose sum is σ = 266632987257728. Its totient is φ = 48707244000000.

The previous prime is 122320211031013. The next prime is 122320211031101. The reversal of 122320211031100 is 1130112023221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122320211031101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1087224850 + ... + 1087337350.

Almost surely, 2^{122320211031100} is an apocalyptic number.

122320211031100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122320211031100 is an abundant number, since it is smaller than the sum of its proper divisors (144312776226628).

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

122320211031100 is a wasteful number, since it uses less digits than its factorization.

122320211031100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161495 (or 161488 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 122320211031100 its reverse (1130112023221), we get a palindrome (123450323054321).

The spelling of 122320211031100 in words is "one hundred twenty-two trillion, three hundred twenty billion, two hundred eleven million, thirty-one thousand, one hundred".