2210121210202 has 32 divisors (see below), whose sum is σ = 3521985667200. Its totient is φ = 1037205010368.

The previous prime is 2210121210169. The next prime is 2210121210217. The reversal of 2210121210202 is 2020121210122.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90875748 + ... + 90900064.

It is an arithmetic number, because the mean of its divisors is an integer number (110062052100).

Almost surely, 2^{2210121210202} is an apocalyptic number.

2210121210202 is a deficient number, since it is larger than the sum of its proper divisors (1311864456998).

2210121210202 is a wasteful number, since it uses less digits than its factorization.

2210121210202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46390.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2210121210202 its reverse (2020121210122), we get a palindrome (4230242420324).

The spelling of 2210121210202 in words is "two trillion, two hundred ten billion, one hundred twenty-one million, two hundred ten thousand, two hundred two".