202102031122 has 8 divisors (see below), whose sum is σ = 303187994172. Its totient is φ = 101039366400.

The previous prime is 202102031099. The next prime is 202102031143. The reversal of 202102031122 is 221130201202.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 199372073121 + 2729958001 = 446511^2 + 52249^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 202102031096 and 202102031105.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5802879 + ... + 5837602.

Almost surely, 2^202102031122 is an apocalyptic number.

202102031122 is a deficient number, since it is larger than the sum of its proper divisors (101085963050).

202102031122 is a wasteful number, since it uses less digits than its factorization.

202102031122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11649164.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 202102031122 its reverse (221130201202), we get a palindrome (423232232324).

The spelling of 202102031122 in words is "two hundred two billion, one hundred two million, thirty-one thousand, one hundred twenty-two".