10550331311 has 32 divisors (see below), whose sum is σ = 12092226048. Its totient is φ = 9130746240.

The previous prime is 10550331287. The next prime is 10550331313. The reversal of 10550331311 is 11313305501.

It is a cyclic number.

It is not a de Polignac number, because 10550331311 - 2⁶ = 10550331247 is a prime.

It is a super-2 number, since 2×10550331311² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10550331313) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6328100 + ... + 6329766.

It is an arithmetic number, because the mean of its divisors is an integer number (377882064).

Almost surely, 2^10550331311 is an apocalyptic number.

10550331311 is a deficient number, since it is larger than the sum of its proper divisors (1541894737).

10550331311 is a wasteful number, since it uses less digits than its factorization.

10550331311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2111.

The product of its (nonzero) digits is 675, while the sum is 23.

Adding to 10550331311 its reverse (11313305501), we get a palindrome (21863636812).

The spelling of 10550331311 in words is "ten billion, five hundred fifty million, three hundred thirty-one thousand, three hundred eleven".