11312000013 has 4 divisors (see below), whose sum is σ = 15082666688. Its totient is φ = 7541333340.

The previous prime is 11311999969. The next prime is 11312000023. The reversal of 11312000013 is 31000021311.

11312000013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 11312000013 - 2¹² = 11311995917 is a prime.

It is a super-2 number, since 2×11312000013² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11312000023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1885333333 + ... + 1885333338.

It is an arithmetic number, because the mean of its divisors is an integer number (3770666672).

Almost surely, 2^11312000013 is an apocalyptic number.

It is an amenable number.

11312000013 is a deficient number, since it is larger than the sum of its proper divisors (3770666675).

11312000013 is an equidigital number, since it uses as much as digits as its factorization.

11312000013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3770666674.

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 11312000013 its reverse (31000021311), we get a palindrome (42312021324).

The spelling of 11312000013 in words is "eleven billion, three hundred twelve million, thirteen", and thus it is an aban number.