2101020120212 has 96 divisors (see below), whose sum is σ = 4212180693504. Its totient is φ = 908390246400.

The previous prime is 2101020120193. The next prime is 2101020120271. The reversal of 2101020120212 is 2120210201012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 278609162 + ... + 278616702.

It is an arithmetic number, because the mean of its divisors is an integer number (43876882224).

Almost surely, 2^{2101020120212} is an apocalyptic number.

It is an amenable number.

2101020120212 is an abundant number, since it is smaller than the sum of its proper divisors (2111160573292).

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

2101020120212 is a wasteful number, since it uses less digits than its factorization.

2101020120212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9009 (or 9007 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2101020120212 its reverse (2120210201012), we get a palindrome (4221230321224).

The spelling of 2101020120212 in words is "two trillion, one hundred one billion, twenty million, one hundred twenty thousand, two hundred twelve".