2120020100212 has 24 divisors (see below), whose sum is σ = 4248892085760. Its totient is φ = 906683210400.

The previous prime is 2120020100207. The next prime is 2120020100251. The reversal of 2120020100212 is 2120010200212.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2120020100192 and 2120020100201.

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, 79021039 + ... + 79047862.

It is an arithmetic number, because the mean of its divisors is an integer number (177037170240).

Almost surely, 2^{2120020100212} is an apocalyptic number.

It is an amenable number.

2120020100212 is an abundant number, since it is smaller than the sum of its proper divisors (2128871985548).

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

2120020100212 is a wasteful number, since it uses less digits than its factorization.

2120020100212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158069391 (or 158069389 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2120020100212 its reverse (2120010200212), we get a palindrome (4240030300424).

The spelling of 2120020100212 in words is "two trillion, one hundred twenty billion, twenty million, one hundred thousand, two hundred twelve".