11230112312 has 32 divisors (see below), whose sum is σ = 21203138880. Its totient is φ = 5576019840.

The previous prime is 11230112281. The next prime is 11230112321. The reversal of 11230112312 is 21321103211.

It is a super-2 number, since 2×11230112312² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 1298033 + ... + 1306655.

It is an arithmetic number, because the mean of its divisors is an integer number (662598090).

Almost surely, 2^11230112312 is an apocalyptic number.

It is an amenable number.

11230112312 is a deficient number, since it is larger than the sum of its proper divisors (9973026568).

11230112312 is a wasteful number, since it uses less digits than its factorization.

11230112312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9743 (or 9739 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 11230112312 its reverse (21321103211), we get a palindrome (32551215523).

The spelling of 11230112312 in words is "eleven billion, two hundred thirty million, one hundred twelve thousand, three hundred twelve".