201023203002 has 16 divisors (see below), whose sum is σ = 402050799072. Its totient is φ = 67007002160.

The previous prime is 201023202979. The next prime is 201023203013. The reversal of 201023203002 is 200302320102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 999508 + ... + 1183664.

It is an arithmetic number, because the mean of its divisors is an integer number (25128174942).

Almost surely, 2^201023203002 is an apocalyptic number.

201023203002 is an abundant number, since it is smaller than the sum of its proper divisors (201027596070).

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

201023203002 is a wasteful number, since it uses less digits than its factorization.

201023203002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366093.

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 201023203002 its reverse (200302320102), we get a palindrome (401325523104).

The spelling of 201023203002 in words is "two hundred one billion, twenty-three million, two hundred three thousand, two".