2120002031112 has 64 divisors (see below), whose sum is σ = 6057259729920. Its totient is φ = 605703759168.

The previous prime is 2120002031107. The next prime is 2120002031123. The reversal of 2120002031112 is 2111302000212.

It is a super-2 number, since 2×2120002031112² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2120002031091 and 2120002031100.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14713483 + ... + 14856869.

It is an arithmetic number, because the mean of its divisors is an integer number (94644683280).

Almost surely, 2^{2120002031112} is an apocalyptic number.

It is an amenable number.

2120002031112 is an abundant number, since it is smaller than the sum of its proper divisors (3937257698808).

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

2120002031112 is a wasteful number, since it uses less digits than its factorization.

2120002031112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231410 (or 231406 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 2120002031112 its reverse (2111302000212), we get a palindrome (4231304031324).

The spelling of 2120002031112 in words is "two trillion, one hundred twenty billion, two million, thirty-one thousand, one hundred twelve".