202210012000221 has 4 divisors (see below), whose sum is σ = 269613349333632. Its totient is φ = 134806674666812.

The previous prime is 202210012000219. The next prime is 202210012000229. The reversal of 202210012000221 is 122000210012202.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 202210012000221 - 2¹ = 202210012000219 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 202210012000221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202210012000229) 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, 33701668666701 + ... + 33701668666706.

It is an arithmetic number, because the mean of its divisors is an integer number (67403337333408).

Almost surely, 2^{202210012000221} is an apocalyptic number.

It is an amenable number.

202210012000221 is a deficient number, since it is larger than the sum of its proper divisors (67403337333411).

202210012000221 is an equidigital number, since it uses as much as digits as its factorization.

202210012000221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67403337333410.

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

Adding to 202210012000221 its reverse (122000210012202), we get a palindrome (324210222012423).

The spelling of 202210012000221 in words is "two hundred two trillion, two hundred ten billion, twelve million, two hundred twenty-one", and thus it is an aban number.