2253142504221 has 16 divisors (see below), whose sum is σ = 3436664524800. Its totient is φ = 1286270808048.

The previous prime is 2253142504201. The next prime is 2253142504259. The reversal of 2253142504221 is 1224052413522.

It is not a de Polignac number, because 2253142504221 - 2⁹ = 2253142503709 is a prime.

It is a super-2 number, since 2×2253142504221² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2253142504201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51610761 + ... + 51654398.

It is an arithmetic number, because the mean of its divisors is an integer number (214791532800).

Almost surely, 2^{2253142504221} is an apocalyptic number.

2253142504221 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2253142504221 is a deficient number, since it is larger than the sum of its proper divisors (1183522020579).

2253142504221 is a wasteful number, since it uses less digits than its factorization.

2253142504221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103266208.

The product of its (nonzero) digits is 38400, while the sum is 33.

Adding to 2253142504221 its reverse (1224052413522), we get a palindrome (3477194917743).

The spelling of 2253142504221 in words is "two trillion, two hundred fifty-three billion, one hundred forty-two million, five hundred four thousand, two hundred twenty-one".