10202000122001 has 4 divisors (see below), whose sum is σ = 10419063954432. Its totient is φ = 9984936289572.

The previous prime is 10202000121997. The next prime is 10202000122007. The reversal of 10202000122001 is 10022100020201.

It is a happy number.

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 10202000122001 - 2² = 10202000121997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10202000122007) 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, 108531916145 + ... + 108531916238.

It is an arithmetic number, because the mean of its divisors is an integer number (2604765988608).

Almost surely, 2^{10202000122001} is an apocalyptic number.

It is an amenable number.

10202000122001 is a deficient number, since it is larger than the sum of its proper divisors (217063832431).

10202000122001 is an equidigital number, since it uses as much as digits as its factorization.

10202000122001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217063832430.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 10202000122001 its reverse (10022100020201), we get a palindrome (20224100142202).

The spelling of 10202000122001 in words is "ten trillion, two hundred two billion, one hundred twenty-two thousand, one".