202002211002021 has 16 divisors (see below), whose sum is σ = 269390536867200. Its totient is φ = 134641015308288.

The previous prime is 202002211001999. The next prime is 202002211002029. The reversal of 202002211002021 is 120200112200202.

It is not a de Polignac number, because 202002211002021 - 2¹¹ = 202002210999973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202002211002029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 349069365 + ... + 349647573.

It is an arithmetic number, because the mean of its divisors is an integer number (16836908554200).

Almost surely, 2^{202002211002021} is an apocalyptic number.

It is an amenable number.

202002211002021 is a deficient number, since it is larger than the sum of its proper divisors (67388325865179).

202002211002021 is a wasteful number, since it uses less digits than its factorization.

202002211002021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 601468.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 202002211002021 its reverse (120200112200202), we get a palindrome (322202323202223).

The spelling of 202002211002021 in words is "two hundred two trillion, two billion, two hundred eleven million, two thousand, twenty-one".