1012100212 has 12 divisors (see below), whose sum is σ = 1772430016. Its totient is φ = 505691640.

The previous prime is 1012100197. The next prime is 1012100213. The reversal of 1012100212 is 2120012101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012100213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83214 + ... + 94597.

Almost surely, 2^1012100212 is an apocalyptic number.

It is an amenable number.

1012100212 is a deficient number, since it is larger than the sum of its proper divisors (760329804).

1012100212 is a wasteful number, since it uses less digits than its factorization.

1012100212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179238 (or 179236 counting only the distinct ones).

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

The square root of 1012100212 is about 31813.5224707985. The cubic root of 1012100212 is about 1004.0172441391.

Adding to 1012100212 its reverse (2120012101), we get a palindrome (3132112313).

The spelling of 1012100212 in words is "one billion, twelve million, one hundred thousand, two hundred twelve".