202102121202 has 16 divisors (see below), whose sum is σ = 404589578400. Its totient is φ = 67303151072.

The previous prime is 202102121131. The next prime is 202102121203. The reversal of 202102121202 is 202121201202.

It is not an unprimeable number, because it can be changed into a prime (202102121203) 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, 16048848 + ... + 16061435.

It is an arithmetic number, because the mean of its divisors is an integer number (25286848650).

Almost surely, 2^202102121202 is an apocalyptic number.

202102121202 is an abundant number, since it is smaller than the sum of its proper divisors (202487457198).

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

202102121202 is a wasteful number, since it uses less digits than its factorization.

202102121202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32111337.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 202102121202 its reverse (202121201202), we get a palindrome (404223322404).

It can be divided in two parts, 20210 and 2121202, that added together give a palindrome (2141412).

The spelling of 202102121202 in words is "two hundred two billion, one hundred two million, one hundred twenty-one thousand, two hundred two".