22100232516331 has 2 divisors, whose sum is σ = 22100232516332. Its totient is φ = 22100232516330.

The previous prime is 22100232516317. The next prime is 22100232516337. The reversal of 22100232516331 is 13361523200122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22100232516331 - 2⁹ = 22100232515819 is a prime.

It is a super-2 number, since 2×22100232516331² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22100232516293 and 22100232516302.

It is not a weakly prime, because it can be changed into another prime (22100232516337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11050116258165 + 11050116258166.

It is an arithmetic number, because the mean of its divisors is an integer number (11050116258166).

Almost surely, 2^{22100232516331} is an apocalyptic number.

22100232516331 is a deficient number, since it is larger than the sum of its proper divisors (1).

22100232516331 is an equidigital number, since it uses as much as digits as its factorization.

22100232516331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 31.

Adding to 22100232516331 its reverse (13361523200122), we get a palindrome (35461755716453).

The spelling of 22100232516331 in words is "twenty-two trillion, one hundred billion, two hundred thirty-two million, five hundred sixteen thousand, three hundred thirty-one".