2122053462564 has 48 divisors (see below), whose sum is σ = 5664193683456. Its totient is φ = 605724084000.

The previous prime is 2122053462563. The next prime is 2122053462569. The reversal of 2122053462564 is 4652643502212.

It is a super-2 number, since 2×2122053462564² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (2122053462563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11930052 + ... + 12106619.

It is an arithmetic number, because the mean of its divisors is an integer number (118004035072).

Almost surely, 2^{2122053462564} is an apocalyptic number.

It is an amenable number.

2122053462564 is an abundant number, since it is smaller than the sum of its proper divisors (3542140220892).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2122053462564 is a wasteful number, since it uses less digits than its factorization.

2122053462564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24037736 (or 24037734 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 42.

Adding to 2122053462564 its reverse (4652643502212), we get a palindrome (6774696964776).

The spelling of 2122053462564 in words is "two trillion, one hundred twenty-two billion, fifty-three million, four hundred sixty-two thousand, five hundred sixty-four".