210022020000121 has 8 divisors (see below), whose sum is σ = 240025421179584. Its totient is φ = 180018682686960.

The previous prime is 210022020000103. The next prime is 210022020000127. The reversal of 210022020000121 is 121000020220012.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 210022020000121 - 2³³ = 210013430065529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210022020000127) 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, 8699350 + ... + 22264831.

It is an arithmetic number, because the mean of its divisors is an integer number (30003177647448).

Almost surely, 2^{210022020000121} is an apocalyptic number.

It is an amenable number.

210022020000121 is a deficient number, since it is larger than the sum of its proper divisors (30003401179463).

210022020000121 is an equidigital number, since it uses as much as digits as its factorization.

210022020000121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31933151.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 210022020000121 its reverse (121000020220012), we get a palindrome (331022040220133).

The spelling of 210022020000121 in words is "two hundred ten trillion, twenty-two billion, twenty million, one hundred twenty-one", and thus it is an aban number.