10212120102 has 32 divisors (see below), whose sum is σ = 21056124672. Its totient is φ = 3299426784.

The previous prime is 10212120077. The next prime is 10212120143. The reversal of 10212120102 is 20102121201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29068 + ... + 145839.

It is an arithmetic number, because the mean of its divisors is an integer number (658003896).

Almost surely, 2^10212120102 is an apocalyptic number.

10212120102 is an abundant number, since it is smaller than the sum of its proper divisors (10844004570).

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

10212120102 is a wasteful number, since it uses less digits than its factorization.

10212120102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175212.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 10212120102 its reverse (20102121201), we get a palindrome (30314241303).

The spelling of 10212120102 in words is "ten billion, two hundred twelve million, one hundred twenty thousand, one hundred two".