202123001202 has 32 divisors (see below), whose sum is σ = 446634974592. Its totient is φ = 60654130944.

The previous prime is 202123001191. The next prime is 202123001209. The reversal of 202123001202 is 202100321202.

It is a happy number.

It is a super-2 number, since 2×202123001202² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (202123001209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43075873 + ... + 43080564.

It is an arithmetic number, because the mean of its divisors is an integer number (13957342956).

Almost surely, 2^202123001202 is an apocalyptic number.

202123001202 is an abundant number, since it is smaller than the sum of its proper divisors (244511973390).

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

202123001202 is a wasteful number, since it uses less digits than its factorization.

202123001202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86156482.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 202123001202 its reverse (202100321202), we get a palindrome (404223322404).

The spelling of 202123001202 in words is "two hundred two billion, one hundred twenty-three million, one thousand, two hundred two".