2021200102195 has 8 divisors (see below), whose sum is σ = 2427588437760. Its totient is φ = 1615527871680.

The previous prime is 2021200102139. The next prime is 2021200102211. The reversal of 2021200102195 is 5912010021202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2021200102195 - 2¹³ = 2021200094003 is a prime.

It is a super-2 number, since 2×2021200102195² (a number of 25 digits) contains 22 as substring.

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, 179020051 + ... + 179031340.

It is an arithmetic number, because the mean of its divisors is an integer number (303448554720).

Almost surely, 2^{2021200102195} is an apocalyptic number.

2021200102195 is a deficient number, since it is larger than the sum of its proper divisors (406388335565).

2021200102195 is a wasteful number, since it uses less digits than its factorization.

2021200102195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358052525.

The product of its (nonzero) digits is 720, while the sum is 25.

Adding to 2021200102195 its reverse (5912010021202), we get a palindrome (7933210123397).

The spelling of 2021200102195 in words is "two trillion, twenty-one billion, two hundred million, one hundred two thousand, one hundred ninety-five".