202001022000221 has 16 divisors (see below), whose sum is σ = 203144209170240. Its totient is φ = 200861083463040.

The previous prime is 202001022000199. The next prime is 202001022000241. The reversal of 202001022000221 is 122000220100202.

202001022000221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 202001022000221 - 2¹⁴ = 202001021983837 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 202001022000196 and 202001022000205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202001022000241) 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, 1829349350 + ... + 1829459768.

It is an arithmetic number, because the mean of its divisors is an integer number (12696513073140).

Almost surely, 2^{202001022000221} is an apocalyptic number.

It is an amenable number.

202001022000221 is a deficient number, since it is larger than the sum of its proper divisors (1143187170019).

202001022000221 is a wasteful number, since it uses less digits than its factorization.

202001022000221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125036.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 202001022000221 its reverse (122000220100202), we get a palindrome (324001242100423).

The spelling of 202001022000221 in words is "two hundred two trillion, one billion, twenty-two million, two hundred twenty-one", and thus it is an aban number.