1122131111013 has 32 divisors (see below), whose sum is σ = 1813615764480. Its totient is φ = 680053011120.

The previous prime is 1122131111009. The next prime is 1122131111051. The reversal of 1122131111013 is 3101111312211.

1122131111013 is a `hidden beast` number, since 11 + 221 + 311 + 110 + 13 = 666.

It is not a de Polignac number, because 1122131111013 - 2² = 1122131111009 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122131111053) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9810370 + ... + 9924092.

It is an arithmetic number, because the mean of its divisors is an integer number (56675492640).

Almost surely, 2^{1122131111013} is an apocalyptic number.

It is an amenable number.

1122131111013 is a deficient number, since it is larger than the sum of its proper divisors (691484653467).

1122131111013 is a wasteful number, since it uses less digits than its factorization.

1122131111013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146966 (or 146960 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 18.

Adding to 1122131111013 its reverse (3101111312211), we get a palindrome (4223242423224).

The spelling of 1122131111013 in words is "one trillion, one hundred twenty-two billion, one hundred thirty-one million, one hundred eleven thousand, thirteen".