2101001212 has 36 divisors (see below), whose sum is σ = 3785803168. Its totient is φ = 1020211200.

The previous prime is 2101001207. The next prime is 2101001237. The reversal of 2101001212 is 2121001012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1821628 + ... + 1822780.

Almost surely, 2^2101001212 is an apocalyptic number.

It is an amenable number.

2101001212 is a deficient number, since it is larger than the sum of its proper divisors (1684801956).

2101001212 is a wasteful number, since it uses less digits than its factorization.

2101001212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1510 (or 1467 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 2101001212 is about 45836.6797663182. The cubic root of 2101001212 is about 1280.7826455464.

Adding to 2101001212 its reverse (2121001012), we get a palindrome (4222002224).

The spelling of 2101001212 in words is "two billion, one hundred one million, one thousand, two hundred twelve".