202142142222 has 16 divisors (see below), whose sum is σ = 404535568080. Its totient is φ = 67338833472.

The previous prime is 202142142187. The next prime is 202142142253. The reversal of 202142142222 is 222241241202.

It is a super-2 number, since 2×202142142222² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 202142142192 and 202142142201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10459693 + ... + 10479000.

It is an arithmetic number, because the mean of its divisors is an integer number (25283473005).

Almost surely, 2^202142142222 is an apocalyptic number.

202142142222 is an abundant number, since it is smaller than the sum of its proper divisors (202393425858).

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

202142142222 is a wasteful number, since it uses less digits than its factorization.

202142142222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20940307.

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 202142142222 its reverse (222241241202), we get a palindrome (424383383424).

The spelling of 202142142222 in words is "two hundred two billion, one hundred forty-two million, one hundred forty-two thousand, two hundred twenty-two".