201401413020 has 72 divisors (see below), whose sum is σ = 619522132320. Its totient is φ = 52950602880.

The previous prime is 201401412991. The next prime is 201401413027. The reversal of 201401413020 is 20314104102.

201401413020 is a `hidden beast` number, since 201 + 401 + 41 + 3 + 0 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 201401412984 and 201401413002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201401413027) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7866775 + ... + 7892334.

It is an arithmetic number, because the mean of its divisors is an integer number (8604474060).

Almost surely, 2^201401413020 is an apocalyptic number.

201401413020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201401413020 is an abundant number, since it is smaller than the sum of its proper divisors (418120719300).

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

201401413020 is a wasteful number, since it uses less digits than its factorization.

201401413020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15759195 (or 15759190 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 201401413020 its reverse (20314104102), we get a palindrome (221715517122).

The spelling of 201401413020 in words is "two hundred one billion, four hundred one million, four hundred thirteen thousand, twenty".