121122011120110 has 128 divisors (see below), whose sum is σ = 292731987115008. Its totient is φ = 34847535744000.

The previous prime is 121122011120087. The next prime is 121122011120177. The reversal of 121122011120110 is 11021110221121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 598206490 + ... + 598408930.

It is an arithmetic number, because the mean of its divisors is an integer number (2286968649336).

Almost surely, 2^{121122011120110} is an apocalyptic number.

121122011120110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121122011120110 is an abundant number, since it is smaller than the sum of its proper divisors (171609975994898).

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

121122011120110 is a wasteful number, since it uses less digits than its factorization.

121122011120110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262250.

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 121122011120110 its reverse (11021110221121), we get a palindrome (132143121341231).

It can be divided in two parts, 121122011 and 120110, that added together give a palindrome (121242121).

The spelling of 121122011120110 in words is "one hundred twenty-one trillion, one hundred twenty-two billion, eleven million, one hundred twenty thousand, one hundred ten".