120102100212 has 24 divisors (see below), whose sum is σ = 292422505536. Its totient is φ = 38293423168.

The previous prime is 120102100169. The next prime is 120102100241. The reversal of 120102100212 is 212001201021.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 217575993 + ... + 217576544.

It is an arithmetic number, because the mean of its divisors is an integer number (12184271064).

Almost surely, 2^120102100212 is an apocalyptic number.

120102100212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

120102100212 is an abundant number, since it is smaller than the sum of its proper divisors (172320405324).

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

120102100212 is a wasteful number, since it uses less digits than its factorization.

120102100212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435152567 (or 435152565 counting only the distinct ones).

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

Adding to 120102100212 its reverse (212001201021), we get a palindrome (332103301233).

The spelling of 120102100212 in words is "one hundred twenty billion, one hundred two million, one hundred thousand, two hundred twelve".