212023102 has 4 divisors (see below), whose sum is σ = 318034656. Its totient is φ = 106011550.

The previous prime is 212023093. The next prime is 212023117. The reversal of 212023102 is 201320212.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53005774 + ... + 53005777.

It is an arithmetic number, because the mean of its divisors is an integer number (79508664).

Almost surely, 2^212023102 is an apocalyptic number.

212023102 is a deficient number, since it is larger than the sum of its proper divisors (106011554).

212023102 is a wasteful number, since it uses less digits than its factorization.

212023102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106011553.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 212023102 is about 14561.0130828868. The cubic root of 212023102 is about 596.2948539552.

Adding to 212023102 its reverse (201320212), we get a palindrome (413343314).

The spelling of 212023102 in words is "two hundred twelve million, twenty-three thousand, one hundred two".