225604157101 has 4 divisors (see below), whose sum is σ = 225605109600. Its totient is φ = 225603204604.

The previous prime is 225604157063. The next prime is 225604157113. The reversal of 225604157101 is 101751406522.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 225604157101 - 2¹¹ = 225604155053 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 (225604187101) 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, 185970 + ... + 696988.

It is an arithmetic number, because the mean of its divisors is an integer number (56401277400).

Almost surely, 2^225604157101 is an apocalyptic number.

It is an amenable number.

225604157101 is a deficient number, since it is larger than the sum of its proper divisors (952499).

225604157101 is an equidigital number, since it uses as much as digits as its factorization.

225604157101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 952498.

The product of its (nonzero) digits is 16800, while the sum is 34.

The spelling of 225604157101 in words is "two hundred twenty-five billion, six hundred four million, one hundred fifty-seven thousand, one hundred one".