2120012211012 has 48 divisors (see below), whose sum is σ = 4975650825600. Its totient is φ = 702534809088.

The previous prime is 2120012210983. The next prime is 2120012211013. The reversal of 2120012211012 is 2101122100212.

It is a super-3 number, since 3×2120012211012³ (a number of 38 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2120012210982 and 2120012211000.

It is not an unprimeable number, because it can be changed into a prime (2120012211013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37753068 + ... + 37809180.

It is an arithmetic number, because the mean of its divisors is an integer number (103659392200).

Almost surely, 2^{2120012211012} is an apocalyptic number.

It is an amenable number.

2120012211012 is an abundant number, since it is smaller than the sum of its proper divisors (2855638614588).

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

2120012211012 is a wasteful number, since it uses less digits than its factorization.

2120012211012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74492 (or 74490 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2120012211012 its reverse (2101122100212), we get a palindrome (4221134311224).

The spelling of 2120012211012 in words is "two trillion, one hundred twenty billion, twelve million, two hundred eleven thousand, twelve".