2100133313212 has 24 divisors (see below), whose sum is σ = 4009389298992. Its totient is φ = 954595603200.

The previous prime is 2100133313207. The next prime is 2100133313297. The reversal of 2100133313212 is 2123133310012.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4991262 + ... + 5395642.

It is an arithmetic number, because the mean of its divisors is an integer number (167057887458).

Almost surely, 2^{2100133313212} is an apocalyptic number.

2100133313212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2100133313212 is a deficient number, since it is larger than the sum of its proper divisors (1909255985780).

2100133313212 is a wasteful number, since it uses less digits than its factorization.

2100133313212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522429 (or 522427 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 2100133313212 its reverse (2123133310012), we get a palindrome (4223266623224).

The spelling of 2100133313212 in words is "two trillion, one hundred billion, one hundred thirty-three million, three hundred thirteen thousand, two hundred twelve".