22113144351541 has 16 divisors (see below), whose sum is σ = 22230340070400. Its totient is φ = 21996277454448.

The previous prime is 22113144351497. The next prime is 22113144351553. The reversal of 22113144351541 is 14515344131122.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 22113144351541 - 2⁷ = 22113144351413 is a prime.

It is a super-2 number, since 2×22113144351541² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22113144351541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22113144351041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1224485370 + ... + 1224503428.

It is an arithmetic number, because the mean of its divisors is an integer number (1389396254400).

Almost surely, 2^{22113144351541} is an apocalyptic number.

It is an amenable number.

22113144351541 is a deficient number, since it is larger than the sum of its proper divisors (117195718859).

22113144351541 is a wasteful number, since it uses less digits than its factorization.

22113144351541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26808.

The product of its digits is 57600, while the sum is 37.

Adding to 22113144351541 its reverse (14515344131122), we get a palindrome (36628488482663).

The spelling of 22113144351541 in words is "twenty-two trillion, one hundred thirteen billion, one hundred forty-four million, three hundred fifty-one thousand, five hundred forty-one".