1222542202 has 32 divisors (see below), whose sum is σ = 2185045632. Its totient is φ = 502092864.

The previous prime is 1222542187. The next prime is 1222542203. The reversal of 1222542202 is 2022452221.

It is not an unprimeable number, because it can be changed into a prime (1222542203) 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, 12748 + ... + 51064.

It is an arithmetic number, because the mean of its divisors is an integer number (68282676).

Almost surely, 2^1222542202 is an apocalyptic number.

1222542202 is a deficient number, since it is larger than the sum of its proper divisors (962503430).

1222542202 is a wasteful number, since it uses less digits than its factorization.

1222542202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38422.

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 1222542202 is about 34964.8709707329. The cubic root of 1222542202 is about 1069.2714060503.

Adding to 1222542202 its reverse (2022452221), we get a palindrome (3244994423).

The spelling of 1222542202 in words is "one billion, two hundred twenty-two million, five hundred forty-two thousand, two hundred two".