201220410432004 has 24 divisors (see below), whose sum is σ = 354471370140888. Its totient is φ = 99943211546880.

The previous prime is 201220410431951. The next prime is 201220410432029. The reversal of 201220410432004 is 400234014022102.

It can be written as a sum of positive squares in 4 ways, for example, as 49366053105604 + 151854357326400 = 7026098^2 + 12322920^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 201220410432004.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39528529 + ... + 44327704.

It is an arithmetic number, because the mean of its divisors is an integer number (14769640422537).

Almost surely, 2^{201220410432004} is an apocalyptic number.

It is an amenable number.

201220410432004 is a deficient number, since it is larger than the sum of its proper divisors (153250959708884).

201220410432004 is a wasteful number, since it uses less digits than its factorization.

201220410432004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83860215 (or 83860213 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 201220410432004 its reverse (400234014022102), we get a palindrome (601454424454106).

The spelling of 201220410432004 in words is "two hundred one trillion, two hundred twenty billion, four hundred ten million, four hundred thirty-two thousand, four".