2242512252021 has 32 divisors (see below), whose sum is σ = 3243779070336. Its totient is φ = 1372467456000.

The previous prime is 2242512252017. The next prime is 2242512252037. The reversal of 2242512252021 is 1202522152422.

It is not a de Polignac number, because 2242512252021 - 2² = 2242512252017 is a prime.

It is a super-2 number, since 2×2242512252021² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2242512252021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2242512252041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10370991 + ... + 10585011.

It is an arithmetic number, because the mean of its divisors is an integer number (101368095948).

Almost surely, 2^{2242512252021} is an apocalyptic number.

It is an amenable number.

2242512252021 is a deficient number, since it is larger than the sum of its proper divisors (1001266818315).

2242512252021 is a wasteful number, since it uses less digits than its factorization.

2242512252021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219093.

The product of its (nonzero) digits is 12800, while the sum is 30.

The spelling of 2242512252021 in words is "two trillion, two hundred forty-two billion, five hundred twelve million, two hundred fifty-two thousand, twenty-one".