11012020111122 has 64 divisors (see below), whose sum is σ = 22957793280000. Its totient is φ = 3517077630528.

The previous prime is 11012020111091. The next prime is 11012020111153. The reversal of 11012020111122 is 22111102021011.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11012020111091) and next prime (11012020111153).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12846579 + ... + 13676937.

It is an arithmetic number, because the mean of its divisors is an integer number (358715520000).

Almost surely, 2^{11012020111122} is an apocalyptic number.

11012020111122 is an abundant number, since it is smaller than the sum of its proper divisors (11945773168878).

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

11012020111122 is a wasteful number, since it uses less digits than its factorization.

11012020111122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 830975.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11012020111122 its reverse (22111102021011), we get a palindrome (33123122132133).

The spelling of 11012020111122 in words is "eleven trillion, twelve billion, twenty million, one hundred eleven thousand, one hundred twenty-two".