201330120402 has 48 divisors (see below), whose sum is σ = 453565388640. Its totient is φ = 66932907552.

The previous prime is 201330120379. The next prime is 201330120461. The reversal of 201330120402 is 204021033102.

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

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, 362323 + ... + 730710.

It is an arithmetic number, because the mean of its divisors is an integer number (9449278930).

Almost surely, 2^201330120402 is an apocalyptic number.

201330120402 is an abundant number, since it is smaller than the sum of its proper divisors (252235268238).

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

201330120402 is a wasteful number, since it uses less digits than its factorization.

201330120402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1093429 (or 1093417 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 201330120402 its reverse (204021033102), we get a palindrome (405351153504).

The spelling of 201330120402 in words is "two hundred one billion, three hundred thirty million, one hundred twenty thousand, four hundred two".