201420124401 has 32 divisors (see below), whose sum is σ = 292153034880. Its totient is φ = 123011481600.

The previous prime is 201420124393. The next prime is 201420124517. The reversal of 201420124401 is 104421024102.

It is not a de Polignac number, because 201420124401 - 2³ = 201420124393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201420124601) 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, 117280 + ... + 645441.

It is an arithmetic number, because the mean of its divisors is an integer number (9129782340).

Almost surely, 2^201420124401 is an apocalyptic number.

It is an amenable number.

201420124401 is a deficient number, since it is larger than the sum of its proper divisors (90732910479).

201420124401 is a wasteful number, since it uses less digits than its factorization.

201420124401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 762897.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 201420124401 its reverse (104421024102), we get a palindrome (305841148503).

The spelling of 201420124401 in words is "two hundred one billion, four hundred twenty million, one hundred twenty-four thousand, four hundred one".