2120202101112 has 16 divisors (see below), whose sum is σ = 5300505252840. Its totient is φ = 706734033696.

The previous prime is 2120202101077. The next prime is 2120202101117. The reversal of 2120202101112 is 2111012020212.

It is a junction number, because it is equal to n+sod(n) for n = 2120202101091 and 2120202101100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120202101117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44170877083 + ... + 44170877130.

Almost surely, 2^{2120202101112} is an apocalyptic number.

It is an amenable number.

2120202101112 is an abundant number, since it is smaller than the sum of its proper divisors (3180303151728).

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

2120202101112 is a wasteful number, since it uses less digits than its factorization.

2120202101112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88341754222 (or 88341754218 counting only the distinct ones).

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

Adding to 2120202101112 its reverse (2111012020212), we get a palindrome (4231214121324).

It can be divided in two parts, 212020 and 2101112, that added together give a palindrome (2313132).

The spelling of 2120202101112 in words is "two trillion, one hundred twenty billion, two hundred two million, one hundred one thousand, one hundred twelve".