201304020 has 24 divisors (see below), whose sum is σ = 563651424. Its totient is φ = 53681056.

The previous prime is 201304007. The next prime is 201304039. The reversal of 201304020 is 20403102.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 201303987 and 201304005.

It is a congruent number.

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, 1677474 + ... + 1677593.

It is an arithmetic number, because the mean of its divisors is an integer number (23485476).

Almost surely, 2^201304020 is an apocalyptic number.

201304020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201304020 is an abundant number, since it is smaller than the sum of its proper divisors (362347404).

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

201304020 is a wasteful number, since it uses less digits than its factorization.

201304020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3355079 (or 3355077 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 201304020 is about 14188.1647861871. The cubic root of 201304020 is about 586.0717878094.

Adding to 201304020 its reverse (20403102), we get a palindrome (221707122).

The spelling of 201304020 in words is "two hundred one million, three hundred four thousand, twenty".