10010121220112 has 160 divisors (see below), whose sum is σ = 21931111819008. Its totient is φ = 4391588855808.

The previous prime is 10010121220079. The next prime is 10010121220117. The reversal of 10010121220112 is 21102212101001.

It is not an unprimeable number, because it can be changed into a prime (10010121220117) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 532358903 + ... + 532377705.

Almost surely, 2^{10010121220112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10010121220112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10965555909504).

10010121220112 is an abundant number, since it is smaller than the sum of its proper divisors (11920990598896).

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

10010121220112 is a wasteful number, since it uses less digits than its factorization.

10010121220112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19537 (or 19531 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 10010121220112 its reverse (21102212101001), we get a palindrome (31112333321113).

The spelling of 10010121220112 in words is "ten trillion, ten billion, one hundred twenty-one million, two hundred twenty thousand, one hundred twelve".