22235531104351 has 4 divisors (see below), whose sum is σ = 23543503522272. Its totient is φ = 20927558686432.

The previous prime is 22235531104349. The next prime is 22235531104363. The reversal of 22235531104351 is 15340113553222.

It is a happy number.

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 22235531104351 - 2¹ = 22235531104349 is a prime.

It is a super-2 number, since 2×22235531104351² (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 22235531104351.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22235531204351) 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, 653986208935 + ... + 653986208968.

It is an arithmetic number, because the mean of its divisors is an integer number (5885875880568).

Almost surely, 2^{22235531104351} is an apocalyptic number.

22235531104351 is a deficient number, since it is larger than the sum of its proper divisors (1307972417921).

22235531104351 is a wasteful number, since it uses less digits than its factorization.

22235531104351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1307972417920.

The product of its (nonzero) digits is 108000, while the sum is 37.

Adding to 22235531104351 its reverse (15340113553222), we get a palindrome (37575644657573).

The spelling of 22235531104351 in words is "twenty-two trillion, two hundred thirty-five billion, five hundred thirty-one million, one hundred four thousand, three hundred fifty-one".