2120201020012 has 24 divisors (see below), whose sum is σ = 3871956517632. Its totient is φ = 1013934517200.

The previous prime is 2120201020001. The next prime is 2120201020033. The reversal of 2120201020012 is 2100201020212.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2120201019974 and 2120201020001.

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, 417937 + ... + 2101207.

It is an arithmetic number, because the mean of its divisors is an integer number (161331521568).

Almost surely, 2^{2120201020012} is an apocalyptic number.

It is an amenable number.

2120201020012 is a deficient number, since it is larger than the sum of its proper divisors (1751755497620).

2120201020012 is a wasteful number, since it uses less digits than its factorization.

2120201020012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1696989 (or 1696987 counting only the distinct ones).

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

Adding to 2120201020012 its reverse (2100201020212), we get a palindrome (4220402040224).

The spelling of 2120201020012 in words is "two trillion, one hundred twenty billion, two hundred one million, twenty thousand, twelve".