10020113012 has 192 divisors, whose sum is σ = 23128326144. Its totient is φ = 3692666880.

The previous prime is 10020112979. The next prime is 10020113017. The reversal of 10020113012 is 21031102001.

It is a junction number, because it is equal to n+sod(n) for n = 10020112984 and 10020113002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10020113017) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 51917588 + ... + 51917780.

It is an arithmetic number, because the mean of its divisors is an integer number (120460032).

Almost surely, 2^10020113012 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 10020113012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11564163072).

10020113012 is an abundant number, since it is smaller than the sum of its proper divisors (13108213132).

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

10020113012 is a wasteful number, since it uses less digits than its factorization.

10020113012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398 (or 396 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 10020113012 its reverse (21031102001), we get a palindrome (31051215013).

The spelling of 10020113012 in words is "ten billion, twenty million, one hundred thirteen thousand, twelve".