55202211023 has 4 divisors (see below), whose sum is σ = 55771306080. Its totient is φ = 54633115968.

The previous prime is 55202211017. The next prime is 55202211037. The reversal of 55202211023 is 32011220255.

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 55202211023 - 2¹⁴ = 55202194639 is a prime.

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 55202211023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55202211073) 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, 284547383 + ... + 284547576.

It is an arithmetic number, because the mean of its divisors is an integer number (13942826520).

Almost surely, 2^55202211023 is an apocalyptic number.

55202211023 is a deficient number, since it is larger than the sum of its proper divisors (569095057).

55202211023 is an equidigital number, since it uses as much as digits as its factorization.

55202211023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 569095056.

The product of its (nonzero) digits is 1200, while the sum is 23.

Adding to 55202211023 its reverse (32011220255), we get a palindrome (87213431278).

The spelling of 55202211023 in words is "fifty-five billion, two hundred two million, two hundred eleven thousand, twenty-three".