10120021001002 has 32 divisors (see below), whose sum is σ = 17199026058240. Its totient is φ = 4425829568880.

The previous prime is 10120021000987. The next prime is 10120021001011. The reversal of 10120021001002 is 20010012002101.

It is a self number, because there is not a number n which added to its sum of digits gives 10120021001002.

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, 82881828 + ... + 83003839.

It is an arithmetic number, because the mean of its divisors is an integer number (537469564320).

Almost surely, 2^{10120021001002} is an apocalyptic number.

10120021001002 is a deficient number, since it is larger than the sum of its proper divisors (7079005057238).

10120021001002 is a wasteful number, since it uses less digits than its factorization.

10120021001002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165885786.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 10120021001002 its reverse (20010012002101), we get a palindrome (30130033003103).

The spelling of 10120021001002 in words is "ten trillion, one hundred twenty billion, twenty-one million, one thousand, two".