2101001102212 has 12 divisors (see below), whose sum is σ = 3676911997276. Its totient is φ = 1050454817280.

The previous prime is 2101001102191. The next prime is 2101001102231. The reversal of 2101001102212 is 2122011001012.

It can be written as a sum of positive squares in 2 ways, for example, as 1917488250756 + 183512851456 = 1384734^2 + 428384^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2101001102192 and 2101001102201.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11329989 + ... + 11513932.

Almost surely, 2^{2101001102212} is an apocalyptic number.

It is an amenable number.

2101001102212 is a deficient number, since it is larger than the sum of its proper divisors (1575910895064).

2101001102212 is a wasteful number, since it uses less digits than its factorization.

2101001102212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22866918 (or 22866916 counting only the distinct ones).

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

Adding to 2101001102212 its reverse (2122011001012), we get a palindrome (4223012103224).

The spelling of 2101001102212 in words is "two trillion, one hundred one billion, one million, one hundred two thousand, two hundred twelve".