121010111022 has 32 divisors (see below), whose sum is σ = 242926376832. Its totient is φ = 40185828704.

The previous prime is 121010110967. The next prime is 121010111023. The reversal of 121010111022 is 220111010121.

121010111022 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 121010110989 and 121010111007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121010111023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3381073 + ... + 3416675.

It is an arithmetic number, because the mean of its divisors is an integer number (7591449276).

Almost surely, 2^121010111022 is an apocalyptic number.

121010111022 is an abundant number, since it is smaller than the sum of its proper divisors (121916265810).

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

121010111022 is a wasteful number, since it uses less digits than its factorization.

121010111022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37712.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 121010111022 its reverse (220111010121), we get a palindrome (341121121143).

The spelling of 121010111022 in words is "one hundred twenty-one billion, ten million, one hundred eleven thousand, twenty-two".