111231113223022 has 32 divisors (see below), whose sum is σ = 183883192571232. Its totient is φ = 50137124373504.

The previous prime is 111231113222987. The next prime is 111231113223071. The reversal of 111231113223022 is 220322311132111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2375638 + ... + 15103174.

It is an arithmetic number, because the mean of its divisors is an integer number (5746349767851).

Almost surely, 2^{111231113223022} is an apocalyptic number.

111231113223022 is a deficient number, since it is larger than the sum of its proper divisors (72652079348210).

111231113223022 is a wasteful number, since it uses less digits than its factorization.

111231113223022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12735412.

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 111231113223022 its reverse (220322311132111), we get a palindrome (331553424355133).

The spelling of 111231113223022 in words is "one hundred eleven trillion, two hundred thirty-one billion, one hundred thirteen million, two hundred twenty-three thousand, twenty-two".