2100101210212 has 24 divisors (see below), whose sum is σ = 3736308138752. Its totient is φ = 1032592730400.

The previous prime is 2100101210201. The next prime is 2100101210227. The reversal of 2100101210212 is 2120121010012.

It is a junction number, because it is equal to n+sod(n) for n = 2100101210192 and 2100101210201.

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, 21037 + ... + 2049547.

Almost surely, 2^{2100101210212} is an apocalyptic number.

It is an amenable number.

2100101210212 is a deficient number, since it is larger than the sum of its proper divisors (1636206928540).

2100101210212 is a wasteful number, since it uses less digits than its factorization.

2100101210212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2032819 (or 2032817 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2100101210212 its reverse (2120121010012), we get a palindrome (4220222220224).

The spelling of 2100101210212 in words is "two trillion, one hundred billion, one hundred one million, two hundred ten thousand, two hundred twelve".