202042222 has 16 divisors (see below), whose sum is σ = 305313840. Its totient is φ = 100274112.

The previous prime is 202042207. The next prime is 202042231. The reversal of 202042222 is 222240202.

It is a junction number, because it is equal to n+sod(n) for n = 202042196 and 202042205.

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, 243304 + ... + 244132.

It is an arithmetic number, because the mean of its divisors is an integer number (19082115).

Almost surely, 2^202042222 is an apocalyptic number.

202042222 is a deficient number, since it is larger than the sum of its proper divisors (103271618).

202042222 is a wasteful number, since it uses less digits than its factorization.

202042222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1587.

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 202042222 is about 14214.1556907190. The cubic root of 202042222 is about 586.7873085372.

Adding to 202042222 its reverse (222240202), we get a palindrome (424282424).

The spelling of 202042222 in words is "two hundred two million, forty-two thousand, two hundred twenty-two".