2212012101 has 32 divisors (see below), whose sum is σ = 3225376000. Its totient is φ = 1348311744.

The previous prime is 2212012079. The next prime is 2212012111. The reversal of 2212012101 is 1012102122.

It is not a de Polignac number, because 2212012101 - 2⁷ = 2212011973 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212012111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 716880 + ... + 719958.

It is an arithmetic number, because the mean of its divisors is an integer number (100793000).

Almost surely, 2^2212012101 is an apocalyptic number.

It is an amenable number.

2212012101 is a deficient number, since it is larger than the sum of its proper divisors (1013363899).

2212012101 is a wasteful number, since it uses less digits than its factorization.

2212012101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3230 (or 3204 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 2212012101 is about 47032.0327117593. The cubic root of 2212012101 is about 1302.9542480569.

Adding to 2212012101 its reverse (1012102122), we get a palindrome (3224114223).

The spelling of 2212012101 in words is "two billion, two hundred twelve million, twelve thousand, one hundred one".