10021354112 has 64 divisors (see below), whose sum is σ = 24890725440. Its totient is φ = 3904419840.

The previous prime is 10021354103. The next prime is 10021354139. The reversal of 10021354112 is 21145312001.

It is a tau number, because it is divible by the number of its divisors (64).

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, 498533 + ... + 518244.

It is an arithmetic number, because the mean of its divisors is an integer number (388917585).

Almost surely, 2^10021354112 is an apocalyptic number.

It is an amenable number.

10021354112 is an abundant number, since it is smaller than the sum of its proper divisors (14869371328).

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

10021354112 is a wasteful number, since it uses less digits than its factorization.

10021354112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1016809 (or 1016797 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 20.

Adding to 10021354112 its reverse (21145312001), we get a palindrome (31166666113).

The spelling of 10021354112 in words is "ten billion, twenty-one million, three hundred fifty-four thousand, one hundred twelve".