11000012331 has 64 divisors (see below), whose sum is σ = 18629379072. Its totient is φ = 5607360000.

The previous prime is 11000012311. The next prime is 11000012339. The reversal of 11000012331 is 13321000011.

It is not a de Polignac number, because 11000012331 - 2⁶ = 11000012267 is a prime.

It is a super-2 number, since 2×11000012331² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11000012339) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9313561 + ... + 9314741.

It is an arithmetic number, because the mean of its divisors is an integer number (291084048).

Almost surely, 2^11000012331 is an apocalyptic number.

11000012331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11000012331 is a deficient number, since it is larger than the sum of its proper divisors (7629366741).

11000012331 is a wasteful number, since it uses less digits than its factorization.

11000012331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1924.

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

Adding to 11000012331 its reverse (13321000011), we get a palindrome (24321012342).

The spelling of 11000012331 in words is "eleven billion, twelve thousand, three hundred thirty-one".