11051212072 has 32 divisors (see below), whose sum is σ = 21482956800. Its totient is φ = 5323982400.

The previous prime is 11051212057. The next prime is 11051212087. The reversal of 11051212072 is 27021215011.

It is an interprime number because it is at equal distance from previous prime (11051212057) and next prime (11051212087).

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, 40504 + ... + 154087.

It is an arithmetic number, because the mean of its divisors is an integer number (671342400).

Almost surely, 2^11051212072 is an apocalyptic number.

It is an amenable number.

11051212072 is a deficient number, since it is larger than the sum of its proper divisors (10431744728).

11051212072 is a wasteful number, since it uses less digits than its factorization.

11051212072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194857 (or 194853 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 22.

Adding to 11051212072 its reverse (27021215011), we get a palindrome (38072427083).

The spelling of 11051212072 in words is "eleven billion, fifty-one million, two hundred twelve thousand, seventy-two".