1021100210212 has 12 divisors (see below), whose sum is σ = 1787184428400. Its totient is φ = 510476087816.

The previous prime is 1021100210201. The next prime is 1021100210219. The reversal of 1021100210212 is 2120120011201.

1021100210212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1021100210192 and 1021100210201.

It is not an unprimeable number, because it can be changed into a prime (1021100210219) 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, 18473278 + ... + 18528469.

It is an arithmetic number, because the mean of its divisors is an integer number (148932035700).

Almost surely, 2^{1021100210212} is an apocalyptic number.

It is an amenable number.

1021100210212 is a deficient number, since it is larger than the sum of its proper divisors (766084218188).

1021100210212 is a wasteful number, since it uses less digits than its factorization.

1021100210212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37008650 (or 37008648 counting only the distinct ones).

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

Adding to 1021100210212 its reverse (2120120011201), we get a palindrome (3141220221413).

The spelling of 1021100210212 in words is "one trillion, twenty-one billion, one hundred million, two hundred ten thousand, two hundred twelve".