100202002120221 has 8 divisors (see below), whose sum is σ = 133699976614560. Its totient is φ = 66752681186352.

The previous prime is 100202002120211. The next prime is 100202002120237. The reversal of 100202002120221 is 122021200202001.

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

It is not a de Polignac number, because 100202002120221 - 2¹⁹ = 100202001595933 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 100202002120221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100202002120201) 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, 12163385311 + ... + 12163393548.

It is an arithmetic number, because the mean of its divisors is an integer number (16712497076820).

Almost surely, 2^{100202002120221} is an apocalyptic number.

It is an amenable number.

100202002120221 is a deficient number, since it is larger than the sum of its proper divisors (33497974494339).

100202002120221 is a wasteful number, since it uses less digits than its factorization.

100202002120221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24326780235.

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

Adding to 100202002120221 its reverse (122021200202001), we get a palindrome (222223202322222).

The spelling of 100202002120221 in words is "one hundred trillion, two hundred two billion, two million, one hundred twenty thousand, two hundred twenty-one".