10121220010212 has 48 divisors (see below), whose sum is σ = 24199786195200. Its totient is φ = 3291240702880.

The previous prime is 10121220010169. The next prime is 10121220010273. The reversal of 10121220010212 is 21201002212101.

It is a junction number, because it is equal to n+sod(n) for n = 10121220010191 and 10121220010200.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54470262 + ... + 54655757.

It is an arithmetic number, because the mean of its divisors is an integer number (504162212400).

Almost surely, 2^{10121220010212} is an apocalyptic number.

10121220010212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10121220010212 is an abundant number, since it is smaller than the sum of its proper divisors (14078566184988).

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

10121220010212 is a wasteful number, since it uses less digits than its factorization.

10121220010212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109126216 (or 109126214 counting only the distinct ones).

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

Adding to 10121220010212 its reverse (21201002212101), we get a palindrome (31322222222313).

The spelling of 10121220010212 in words is "ten trillion, one hundred twenty-one billion, two hundred twenty million, ten thousand, two hundred twelve".