11323211012331 has 64 divisors (see below), whose sum is σ = 15705007718400. Its totient is φ = 7251029456256.

The previous prime is 11323211012329. The next prime is 11323211012363. The reversal of 11323211012331 is 13321011232311.

It is not a de Polignac number, because 11323211012331 - 2¹ = 11323211012329 is a prime.

It is a super-2 number, since 2×11323211012331² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11323211012431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4951118670 + ... + 4951120956.

It is an arithmetic number, because the mean of its divisors is an integer number (245390745600).

Almost surely, 2^{11323211012331} is an apocalyptic number.

11323211012331 is a deficient number, since it is larger than the sum of its proper divisors (4381796706069).

11323211012331 is a wasteful number, since it uses less digits than its factorization.

11323211012331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4128.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 11323211012331 its reverse (13321011232311), we get a palindrome (24644222244642).

The spelling of 11323211012331 in words is "eleven trillion, three hundred twenty-three billion, two hundred eleven million, twelve thousand, three hundred thirty-one".