22151616462223 has 8 divisors (see below), whose sum is σ = 22218714274608. Its totient is φ = 22084617982464.

The previous prime is 22151616462197. The next prime is 22151616462233. The reversal of 22151616462223 is 32226461615122.

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 22151616462223 - 2²¹ = 22151614365071 is a prime.

It is a super-2 number, since 2×22151616462223² (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 22151616462223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22151616462233) 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, 24386461 + ... + 25278502.

It is an arithmetic number, because the mean of its divisors is an integer number (2777339284326).

Almost surely, 2^{22151616462223} is an apocalyptic number.

22151616462223 is a deficient number, since it is larger than the sum of its proper divisors (67097812385).

22151616462223 is an equidigital number, since it uses as much as digits as its factorization.

22151616462223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49666313.

The product of its digits is 414720, while the sum is 43.

The spelling of 22151616462223 in words is "twenty-two trillion, one hundred fifty-one billion, six hundred sixteen million, four hundred sixty-two thousand, two hundred twenty-three".