901111020112122 has 16 divisors (see below), whose sum is σ = 1806131415588192. Its totient is φ = 299718777476720.

The previous prime is 901111020112103. The next prime is 901111020112129. The reversal of 901111020112122 is 221211020111109.

It is a junction number, because it is equal to n+sod(n) for n = 901111020112092 and 901111020112101.

It is not an unprimeable number, because it can be changed into a prime (901111020112129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162890637168 + ... + 162890642699.

It is an arithmetic number, because the mean of its divisors is an integer number (112883213474262).

Almost surely, 2^{901111020112122} is an apocalyptic number.

901111020112122 is an abundant number, since it is smaller than the sum of its proper divisors (905020395476070).

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

901111020112122 is a wasteful number, since it uses less digits than its factorization.

901111020112122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325781280333.

The product of its (nonzero) digits is 144, while the sum is 24.

The spelling of 901111020112122 in words is "nine hundred one trillion, one hundred eleven billion, twenty million, one hundred twelve thousand, one hundred twenty-two".