201402304020 has 72 divisors (see below), whose sum is σ = 612312180480. Its totient is φ = 53584920000.

The previous prime is 201402304009. The next prime is 201402304031. The reversal of 201402304020 is 20403204102.

201402304020 is a `hidden beast` number, since 20 + 14 + 0 + 230 + 402 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (201402304009) and next prime (201402304031).

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 = 201402303984 and 201402304002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1195356 + ... + 1353395.

It is an arithmetic number, because the mean of its divisors is an integer number (8504335840).

Almost surely, 2^201402304020 is an apocalyptic number.

201402304020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201402304020 is an abundant number, since it is smaller than the sum of its proper divisors (410909876460).

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

201402304020 is a wasteful number, since it uses less digits than its factorization.

201402304020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2549205 (or 2549200 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 201402304020 its reverse (20403204102), we get a palindrome (221805508122).

The spelling of 201402304020 in words is "two hundred one billion, four hundred two million, three hundred four thousand, twenty".