22135112455 has 8 divisors (see below), whose sum is σ = 26563960800. Its totient is φ = 17706872736.

The previous prime is 22135112399. The next prime is 22135112477. The reversal of 22135112455 is 55421153122.

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

It is a cyclic number.

It is not a de Polignac number, because 22135112455 - 2²⁵ = 22101558023 is a prime.

It is a super-2 number, since 2×22135112455² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67900 + ... + 221089.

It is an arithmetic number, because the mean of its divisors is an integer number (3320495100).

Almost surely, 2^22135112455 is an apocalyptic number.

22135112455 is a deficient number, since it is larger than the sum of its proper divisors (4428848345).

22135112455 is a wasteful number, since it uses less digits than its factorization.

22135112455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304313.

The product of its digits is 12000, while the sum is 31.

Adding to 22135112455 its reverse (55421153122), we get a palindrome (77556265577).

The spelling of 22135112455 in words is "twenty-two billion, one hundred thirty-five million, one hundred twelve thousand, four hundred fifty-five".