201333020 has 24 divisors (see below), whose sum is σ = 483199584. Its totient is φ = 69028416.

The previous prime is 201332969. The next prime is 201333049. The reversal of 201333020 is 20333102.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 201332986 and 201333004.

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, 718907 + ... + 719186.

It is an arithmetic number, because the mean of its divisors is an integer number (20133316).

Almost surely, 2^201333020 is an apocalyptic number.

201333020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201333020 is an abundant number, since it is smaller than the sum of its proper divisors (281866564).

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

201333020 is a wasteful number, since it uses less digits than its factorization.

201333020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1438109 (or 1438107 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 201333020 is about 14189.1867279277. The cubic root of 201333020 is about 586.0999297640.

Adding to 201333020 its reverse (20333102), we get a palindrome (221666122).

The spelling of 201333020 in words is "two hundred one million, three hundred thirty-three thousand, twenty".