20224522253 has 8 divisors (see below), whose sum is σ = 21798713496. Its totient is φ = 18652968000.

The previous prime is 20224522229. The next prime is 20224522291. The reversal of 20224522253 is 35222542202.

It can be written as a sum of positive squares in 4 ways, for example, as 7617274729 + 12607247524 = 87277^2 + 112282^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20224522253 - 2⁸ = 20224521997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20224522453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 643298 + ... + 674003.

It is an arithmetic number, because the mean of its divisors is an integer number (2724839187).

Almost surely, 2^20224522253 is an apocalyptic number.

It is an amenable number.

20224522253 is a deficient number, since it is larger than the sum of its proper divisors (1574191243).

20224522253 is a wasteful number, since it uses less digits than its factorization.

20224522253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1318495.

The product of its (nonzero) digits is 19200, while the sum is 29.

The spelling of 20224522253 in words is "twenty billion, two hundred twenty-four million, five hundred twenty-two thousand, two hundred fifty-three".