11315051112 has 32 divisors (see below), whose sum is σ = 29517526080. Its totient is φ = 3607697280.

The previous prime is 11315051081. The next prime is 11315051113. The reversal of 11315051112 is 21115051311.

It is not an unprimeable number, because it can be changed into a prime (11315051113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10248589 + ... + 10249692.

It is an arithmetic number, because the mean of its divisors is an integer number (922422690).

Almost surely, 2^11315051112 is an apocalyptic number.

11315051112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11315051112 is an abundant number, since it is smaller than the sum of its proper divisors (18202474968).

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

11315051112 is a wasteful number, since it uses less digits than its factorization.

11315051112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20498313 (or 20498309 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 21.

The spelling of 11315051112 in words is "eleven billion, three hundred fifteen million, fifty-one thousand, one hundred twelve".