22421615551131 has 8 divisors (see below), whose sum is σ = 29973543505920. Its totient is φ = 14908715648552.

The previous prime is 22421615551079. The next prime is 22421615551193. The reversal of 22421615551131 is 13115551612422.

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 22421615551131 - 2¹¹ = 22421615549083 is a prime.

It is a super-2 number, since 2×22421615551131² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22421615551131.

It is not an unprimeable number, because it can be changed into a prime (22421615551831) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9757011711 + ... + 9757014008.

It is an arithmetic number, because the mean of its divisors is an integer number (3746692938240).

Almost surely, 2^{22421615551131} is an apocalyptic number.

22421615551131 is a deficient number, since it is larger than the sum of its proper divisors (7551927954789).

22421615551131 is a wasteful number, since it uses less digits than its factorization.

22421615551131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19514026105.

The product of its digits is 72000, while the sum is 39.

The spelling of 22421615551131 in words is "twenty-two trillion, four hundred twenty-one billion, six hundred fifteen million, five hundred fifty-one thousand, one hundred thirty-one".