2120222200312 has 16 divisors (see below), whose sum is σ = 3975533994600. Its totient is φ = 1060079801760.

The previous prime is 2120222200309. The next prime is 2120222200339. The reversal of 2120222200312 is 2130022220212.

It is a self number, because there is not a number n which added to its sum of digits gives 2120222200312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3623139 + ... + 4167442.

Almost surely, 2^{2120222200312} is an apocalyptic number.

It is an amenable number.

2120222200312 is a deficient number, since it is larger than the sum of its proper divisors (1855311794288).

2120222200312 is a wasteful number, since it uses less digits than its factorization.

2120222200312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7824606 (or 7824602 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 2120222200312 its reverse (2130022220212), we get a palindrome (4250244420524).

The spelling of 2120222200312 in words is "two trillion, one hundred twenty billion, two hundred twenty-two million, two hundred thousand, three hundred twelve".