10010221212120 has 32 divisors (see below), whose sum is σ = 30030663636720. Its totient is φ = 2669392323200.

The previous prime is 10010221212071. The next prime is 10010221212157. The reversal of 10010221212120 is 2121212201001.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 10010221212120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41709254931 + ... + 41709255170.

Almost surely, 2^{10010221212120} is an apocalyptic number.

10010221212120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10010221212120 is an abundant number, since it is smaller than the sum of its proper divisors (20020442424600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10010221212120 is a wasteful number, since it uses less digits than its factorization.

10010221212120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83418510115 (or 83418510111 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 10010221212120 its reverse (2121212201001), we get a palindrome (12131433413121).

The spelling of 10010221212120 in words is "ten trillion, ten billion, two hundred twenty-one million, two hundred twelve thousand, one hundred twenty".