22103012331231 has 8 divisors (see below), whose sum is σ = 31737658732080. Its totient is φ = 13601853742272.

The previous prime is 22103012331229. The next prime is 22103012331347. The reversal of 22103012331231 is 13213321030122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22103012331231 - 2¹ = 22103012331229 is a prime.

It is a super-2 number, since 2×22103012331231² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22103012331131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 283371952926 + ... + 283371953003.

It is an arithmetic number, because the mean of its divisors is an integer number (3967207341510).

Almost surely, 2^{22103012331231} is an apocalyptic number.

22103012331231 is a deficient number, since it is larger than the sum of its proper divisors (9634646400849).

22103012331231 is a wasteful number, since it uses less digits than its factorization.

22103012331231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566743905945.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 22103012331231 its reverse (13213321030122), we get a palindrome (35316333361353).

The spelling of 22103012331231 in words is "twenty-two trillion, one hundred three billion, twelve million, three hundred thirty-one thousand, two hundred thirty-one".