2101040211312 has 120 divisors (see below), whose sum is σ = 6901615265376. Its totient is φ = 584072944128.

The previous prime is 2101040211299. The next prime is 2101040211329. The reversal of 2101040211312 is 2131120401012.

2101040211312 is a `hidden beast` number, since 2 + 101 + 0 + 40 + 211 + 312 = 666.

It is a super-2 number, since 2×2101040211312² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28129803 + ... + 28204394.

Almost surely, 2^{2101040211312} is an apocalyptic number.

It is an amenable number.

2101040211312 is an abundant number, since it is smaller than the sum of its proper divisors (4800575054064).

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

2101040211312 is a wasteful number, since it uses less digits than its factorization.

2101040211312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56334255 (or 56334246 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 2101040211312 its reverse (2131120401012), we get a palindrome (4232160612324).

The spelling of 2101040211312 in words is "two trillion, one hundred one billion, forty million, two hundred eleven thousand, three hundred twelve".