202031020222 has 4 divisors (see below), whose sum is σ = 303046530336. Its totient is φ = 101015510110.

The previous prime is 202031020211. The next prime is 202031020241. The reversal of 202031020222 is 222020130202.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 202031020196 and 202031020205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50507755054 + ... + 50507755057.

It is an arithmetic number, because the mean of its divisors is an integer number (75761632584).

Almost surely, 2^202031020222 is an apocalyptic number.

202031020222 is a deficient number, since it is larger than the sum of its proper divisors (101015510114).

202031020222 is a wasteful number, since it uses less digits than its factorization.

202031020222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101015510113.

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 202031020222 its reverse (222020130202), we get a palindrome (424051150424).

The spelling of 202031020222 in words is "two hundred two billion, thirty-one million, twenty thousand, two hundred twenty-two".