11138336331 has 16 divisors (see below), whose sum is σ = 14945581056. Its totient is φ = 7378374816.

The previous prime is 11138336303. The next prime is 11138336333. The reversal of 11138336331 is 13363383111.

It is not a de Polignac number, because 11138336331 - 2¹¹ = 11138334283 is a prime.

It is a super-2 number, since 2×11138336331² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11138336292 and 11138336301.

It is not an unprimeable number, because it can be changed into a prime (11138336333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1075926 + ... + 1086228.

It is an arithmetic number, because the mean of its divisors is an integer number (934098816).

Almost surely, 2^11138336331 is an apocalyptic number.

11138336331 is a deficient number, since it is larger than the sum of its proper divisors (3807244725).

11138336331 is a wasteful number, since it uses less digits than its factorization.

11138336331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12562.

The product of its digits is 11664, while the sum is 33.

The spelling of 11138336331 in words is "eleven billion, one hundred thirty-eight million, three hundred thirty-six thousand, three hundred thirty-one".