122231300100 has 144 divisors (see below), whose sum is σ = 435268891008. Its totient is φ = 25789455360.

The previous prime is 122231300057. The next prime is 122231300129. The reversal of 122231300100 is 1003132221.

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

It is a self number, because there is not a number n which added to its sum of digits gives 122231300100.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2211369 + ... + 2265968.

It is an arithmetic number, because the mean of its divisors is an integer number (3022700632).

Almost surely, 2^122231300100 is an apocalyptic number.

122231300100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122231300100 is an abundant number, since it is smaller than the sum of its proper divisors (313037590908).

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

122231300100 is a wasteful number, since it uses less digits than its factorization.

122231300100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4477374 (or 4477367 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 122231300100 its reverse (1003132221), we get a palindrome (123234432321).

The spelling of 122231300100 in words is "one hundred twenty-two billion, two hundred thirty-one million, three hundred thousand, one hundred".