2101012001112 has 16 divisors (see below), whose sum is σ = 5252530002840. Its totient is φ = 700337333696.

The previous prime is 2101012001107. The next prime is 2101012001117. The reversal of 2101012001112 is 2111002101012.

It is an interprime number because it is at equal distance from previous prime (2101012001107) and next prime (2101012001117).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101012001117) 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, 43771083333 + ... + 43771083380.

Almost surely, 2^{2101012001112} is an apocalyptic number.

It is an amenable number.

2101012001112 is an abundant number, since it is smaller than the sum of its proper divisors (3151518001728).

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

2101012001112 is a wasteful number, since it uses less digits than its factorization.

2101012001112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87542166722 (or 87542166718 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 2101012001112 its reverse (2111002101012), we get a palindrome (4212014102124).

The spelling of 2101012001112 in words is "two trillion, one hundred one billion, twelve million, one thousand, one hundred twelve".