210022103121 has 8 divisors (see below), whose sum is σ = 280031674560. Its totient is φ = 140013633552.

The previous prime is 210022103111. The next prime is 210022103129. The reversal of 210022103121 is 121301220012.

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

It is not a de Polignac number, because 210022103121 - 2²¹ = 210020005969 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 210022103121.

It is not an unprimeable number, because it can be changed into a prime (210022103129) 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, 420415 + ... + 772523.

It is an arithmetic number, because the mean of its divisors is an integer number (35003959320).

Almost surely, 2^210022103121 is an apocalyptic number.

It is an amenable number.

210022103121 is a deficient number, since it is larger than the sum of its proper divisors (70009571439).

210022103121 is a wasteful number, since it uses less digits than its factorization.

210022103121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550935.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 210022103121 its reverse (121301220012), we get a palindrome (331323323133).

The spelling of 210022103121 in words is "two hundred ten billion, twenty-two million, one hundred three thousand, one hundred twenty-one".