202020121002122 has 16 divisors (see below), whose sum is σ = 312279970911552. Its totient is φ = 97956302275680.

The previous prime is 202020121002121. The next prime is 202020121002127. The reversal of 202020121002122 is 221200121020202.

It is a happy number.

202020121002122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 202020121002122.

It is not an unprimeable number, because it can be changed into a prime (202020121002121) 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, 7376213888 + ... + 7376241275.

It is an arithmetic number, because the mean of its divisors is an integer number (19517498181972).

Almost surely, 2^{202020121002122} is an apocalyptic number.

202020121002122 is a deficient number, since it is larger than the sum of its proper divisors (110259849909430).

202020121002122 is a wasteful number, since it uses less digits than its factorization.

202020121002122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14752455373.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 202020121002122 its reverse (221200121020202), we get a palindrome (423220242022324).

The spelling of 202020121002122 in words is "two hundred two trillion, twenty billion, one hundred twenty-one million, two thousand, one hundred twenty-two".