525221411202 has 24 divisors (see below), whose sum is σ = 1165735328940. Its totient is φ = 170803710720.

The previous prime is 525221411179. The next prime is 525221411207. The reversal of 525221411202 is 202114122525.

525221411202 is a `hidden beast` number, since 5 + 2 + 5 + 221 + 411 + 20 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 520852333401 + 4369077801 = 721701^2 + 66099^2 .

It is not an unprimeable number, because it can be changed into a prime (525221411207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 355840327 + ... + 355841802.

Almost surely, 2^525221411202 is an apocalyptic number.

525221411202 is an abundant number, since it is smaller than the sum of its proper divisors (640513917738).

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

525221411202 is a wasteful number, since it uses less digits than its factorization.

525221411202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711682178 (or 711682175 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

Adding to 525221411202 its reverse (202114122525), we get a palindrome (727335533727).

The spelling of 525221411202 in words is "five hundred twenty-five billion, two hundred twenty-one million, four hundred eleven thousand, two hundred two".