210012120102 has 32 divisors (see below), whose sum is σ = 432578016000. Its totient is φ = 67922286048.

The previous prime is 210012120037. The next prime is 210012120121. The reversal of 210012120102 is 201021210012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1237852 + ... + 1397247.

It is an arithmetic number, because the mean of its divisors is an integer number (13518063000).

Almost surely, 2^210012120102 is an apocalyptic number.

210012120102 is an abundant number, since it is smaller than the sum of its proper divisors (222565895898).

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

210012120102 is a wasteful number, since it uses less digits than its factorization.

210012120102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2635500.

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

Adding to 210012120102 its reverse (201021210012), we get a palindrome (411033330114).

The spelling of 210012120102 in words is "two hundred ten billion, twelve million, one hundred twenty thousand, one hundred two".