12101011122 has 16 divisors (see below), whose sum is σ = 24416200800. Its totient is φ = 3997973952.

The previous prime is 12101011081. The next prime is 12101011147. The reversal of 12101011122 is 22111010121.

It is a junction number, because it is equal to n+sod(n) for n = 12101011098 and 12101011107.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8923372 + ... + 8924727.

It is an arithmetic number, because the mean of its divisors is an integer number (1526012550).

Almost surely, 2^12101011122 is an apocalyptic number.

12101011122 is an abundant number, since it is smaller than the sum of its proper divisors (12315189678).

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

12101011122 is a wasteful number, since it uses less digits than its factorization.

12101011122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17848217.

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

Adding to 12101011122 its reverse (22111010121), we get a palindrome (34212021243).

The spelling of 12101011122 in words is "twelve billion, one hundred one million, eleven thousand, one hundred twenty-two".