10210021121983 has 4 divisors (see below), whose sum is σ = 10210535733888. Its totient is φ = 10209506510080.

The previous prime is 10210021121981. The next prime is 10210021121987. The reversal of 10210021121983 is 38912112001201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10210021121983 - 2¹ = 10210021121981 is a prime.

It is a super-2 number, since 2×10210021121983² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10210021121981) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 257276191 + ... + 257315872.

It is an arithmetic number, because the mean of its divisors is an integer number (2552633933472).

Almost surely, 2^{10210021121983} is an apocalyptic number.

10210021121983 is a deficient number, since it is larger than the sum of its proper divisors (514611905).

10210021121983 is an equidigital number, since it uses as much as digits as its factorization.

10210021121983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514611904.

The product of its (nonzero) digits is 1728, while the sum is 31.

The spelling of 10210021121983 in words is "ten trillion, two hundred ten billion, twenty-one million, one hundred twenty-one thousand, nine hundred eighty-three".