10100120021212 has 24 divisors (see below), whose sum is σ = 19034938631072. Its totient is φ = 4661570088000.

The previous prime is 10100120021207. The next prime is 10100120021219. The reversal of 10100120021212 is 21212002100101.

10100120021212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 10100120021192 and 10100120021201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10100120021219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13649962 + ... + 14370862.

Almost surely, 2^{10100120021212} is an apocalyptic number.

It is an amenable number.

10100120021212 is a deficient number, since it is larger than the sum of its proper divisors (8934818609860).

10100120021212 is a wasteful number, since it uses less digits than its factorization.

10100120021212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 990349 (or 990347 counting only the distinct ones).

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

Adding to 10100120021212 its reverse (21212002100101), we get a palindrome (31312122121313).

The spelling of 10100120021212 in words is "ten trillion, one hundred billion, one hundred twenty million, twenty-one thousand, two hundred twelve".