202000102112221 has 8 divisors (see below), whose sum is σ = 232900244155584. Its totient is φ = 171610706218560.

The previous prime is 202000102112203. The next prime is 202000102112233. The reversal of 202000102112221 is 122211201000202.

It is a happy number.

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

It is not a de Polignac number, because 202000102112221 - 2¹¹ = 202000102110173 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 202000102112195 and 202000102112204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202000102112251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127686536575 + ... + 127686538156.

It is an arithmetic number, because the mean of its divisors is an integer number (29112530519448).

Almost surely, 2^{202000102112221} is an apocalyptic number.

It is an amenable number.

202000102112221 is a deficient number, since it is larger than the sum of its proper divisors (30900142043363).

202000102112221 is a wasteful number, since it uses less digits than its factorization.

202000102112221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255373074851.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 202000102112221 its reverse (122211201000202), we get a palindrome (324211303112423).

The spelling of 202000102112221 in words is "two hundred two trillion, one hundred two million, one hundred twelve thousand, two hundred twenty-one".