2101001020112 has 10 divisors (see below), whose sum is σ = 4070689476498. Its totient is φ = 1050500510048.

The previous prime is 2101001020109. The next prime is 2101001020133. The reversal of 2101001020112 is 2110201001012.

It can be written as a sum of positive squares in only one way, i.e., 1081175721616 + 1019825298496 = 1039796^2 + 1009864^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2101001020093 and 2101001020102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65656281863 + ... + 65656281894.

Almost surely, 2^{2101001020112} is an apocalyptic number.

It is an amenable number.

2101001020112 is a deficient number, since it is larger than the sum of its proper divisors (1969688456386).

2101001020112 is a wasteful number, since it uses less digits than its factorization.

2101001020112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131312563765 (or 131312563759 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 2101001020112 its reverse (2110201001012), we get a palindrome (4211202021124).

The spelling of 2101001020112 in words is "two trillion, one hundred one billion, one million, twenty thousand, one hundred twelve".