11138031022 has 4 divisors (see below), whose sum is σ = 16707046536. Its totient is φ = 5569015510.

The previous prime is 11138031019. The next prime is 11138031041. The reversal of 11138031022 is 22013083111.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22013083111 = 4093 ⋅5378227.

It is a junction number, because it is equal to n+sod(n) for n = 11138030984 and 11138031002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2784507754 + ... + 2784507757.

It is an arithmetic number, because the mean of its divisors is an integer number (4176761634).

Almost surely, 2^11138031022 is an apocalyptic number.

11138031022 is a deficient number, since it is larger than the sum of its proper divisors (5569015514).

11138031022 is an equidigital number, since it uses as much as digits as its factorization.

11138031022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5569015513.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 11138031022 in words is "eleven billion, one hundred thirty-eight million, thirty-one thousand, twenty-two".