201023213102 has 8 divisors (see below), whose sum is σ = 302043311856. Its totient is φ = 100342109152.

The previous prime is 201023213059. The next prime is 201023213117. The reversal of 201023213102 is 201312320102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 84747218 + ... + 84749589.

It is an arithmetic number, because the mean of its divisors is an integer number (37755413982).

Almost surely, 2^201023213102 is an apocalyptic number.

201023213102 is a deficient number, since it is larger than the sum of its proper divisors (101020098754).

201023213102 is a wasteful number, since it uses less digits than its factorization.

201023213102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169497402.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 201023213102 its reverse (201312320102), we get a palindrome (402335533204).

The spelling of 201023213102 in words is "two hundred one billion, twenty-three million, two hundred thirteen thousand, one hundred two".