55222102160511 has 96 divisors (see below), whose sum is σ = 88659912337920. Its totient is φ = 30361092960000.

The previous prime is 55222102160509. The next prime is 55222102160551. The reversal of 55222102160511 is 11506120122255.

It is not a de Polignac number, because 55222102160511 - 2¹ = 55222102160509 is a prime.

It is a super-2 number, since 2×55222102160511² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55222102160501) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1030409326 + ... + 1030462916.

It is an arithmetic number, because the mean of its divisors is an integer number (923540753520).

Almost surely, 2^{55222102160511} is an apocalyptic number.

55222102160511 is a deficient number, since it is larger than the sum of its proper divisors (33437810177409).

55222102160511 is a wasteful number, since it uses less digits than its factorization.

55222102160511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57389 (or 57378 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 33.

Adding to 55222102160511 its reverse (11506120122255), we get a palindrome (66728222282766).

The spelling of 55222102160511 in words is "fifty-five trillion, two hundred twenty-two billion, one hundred two million, one hundred sixty thousand, five hundred eleven".