210210121122 has 8 divisors (see below), whose sum is σ = 420420242256. Its totient is φ = 70070040372.

The previous prime is 210210121091. The next prime is 210210121123. The reversal of 210210121122 is 221121012012.

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

210210121122 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (210210121123) 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, 17517510088 + ... + 17517510099.

It is an arithmetic number, because the mean of its divisors is an integer number (52552530282).

Almost surely, 2^210210121122 is an apocalyptic number.

210210121122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

210210121122 is a wasteful number, since it uses less digits than its factorization.

210210121122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35035020192.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 210210121122 its reverse (221121012012), we get a palindrome (431331133134).

The spelling of 210210121122 in words is "two hundred ten billion, two hundred ten million, one hundred twenty-one thousand, one hundred twenty-two".