22113101331321 has 64 divisors (see below), whose sum is σ = 40657012064256. Its totient is φ = 10317098822400.

The previous prime is 22113101331319. The next prime is 22113101331331. The reversal of 22113101331321 is 12313310131122.

It is not a de Polignac number, because 22113101331321 - 2¹ = 22113101331319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22113101331291 and 22113101331300.

It is not an unprimeable number, because it can be changed into a prime (22113101331311) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 99397945 + ... + 99620166.

It is an arithmetic number, because the mean of its divisors is an integer number (635265813504).

Almost surely, 2^{22113101331321} is an apocalyptic number.

22113101331321 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

22113101331321 is a deficient number, since it is larger than the sum of its proper divisors (18543910732935).

22113101331321 is a wasteful number, since it uses less digits than its factorization.

22113101331321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199018182.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 22113101331321 its reverse (12313310131122), we get a palindrome (34426411462443).

It can be divided in two parts, 22113101 and 331321, that added together give a palindrome (22444422).

The spelling of 22113101331321 in words is "twenty-two trillion, one hundred thirteen billion, one hundred one million, three hundred thirty-one thousand, three hundred twenty-one".