10202220200121 has 8 divisors (see below), whose sum is σ = 13859619894720. Its totient is φ = 6673150319472.

The previous prime is 10202220200111. The next prime is 10202220200197. The reversal of 10202220200121 is 12100202220201.

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

It is not a de Polignac number, because 10202220200121 - 2⁷ = 10202220199993 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 10202220200121.

It is not an unprimeable number, because it can be changed into a prime (10202220200111) 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, 32082453301 + ... + 32082453618.

It is an arithmetic number, because the mean of its divisors is an integer number (1732452486840).

Almost surely, 2^{10202220200121} is an apocalyptic number.

It is an amenable number.

10202220200121 is a deficient number, since it is larger than the sum of its proper divisors (3657399694599).

10202220200121 is an equidigital number, since it uses as much as digits as its factorization.

10202220200121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64164906975.

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

Adding to 10202220200121 its reverse (12100202220201), we get a palindrome (22302422420322).

The spelling of 10202220200121 in words is "ten trillion, two hundred two billion, two hundred twenty million, two hundred thousand, one hundred twenty-one".