22022100613231 has 4 divisors (see below), whose sum is σ = 22240141213464. Its totient is φ = 21804060013000.

The previous prime is 22022100613229. The next prime is 22022100613267. The reversal of 22022100613231 is 13231600122022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22022100613231 - 2¹ = 22022100613229 is a prime.

It is a super-2 number, since 2×22022100613231² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22022100613196 and 22022100613205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22022100613291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109020299965 + ... + 109020300166.

It is an arithmetic number, because the mean of its divisors is an integer number (5560035303366).

Almost surely, 2^{22022100613231} is an apocalyptic number.

22022100613231 is a deficient number, since it is larger than the sum of its proper divisors (218040600233).

22022100613231 is a wasteful number, since it uses less digits than its factorization.

22022100613231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218040600232.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 22022100613231 its reverse (13231600122022), we get a palindrome (35253700735253).

The spelling of 22022100613231 in words is "twenty-two trillion, twenty-two billion, one hundred million, six hundred thirteen thousand, two hundred thirty-one".