1022234042 has 4 divisors (see below), whose sum is σ = 1533351066. Its totient is φ = 511117020.

The previous prime is 1022233999. The next prime is 1022234051. The reversal of 1022234042 is 2404322201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2404322201 = 947 ⋅2538883.

It can be written as a sum of positive squares in only one way, i.e., 903663721 + 118570321 = 30061^2 + 10889^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255558509 + ... + 255558512.

Almost surely, 2^1022234042 is an apocalyptic number.

1022234042 is a deficient number, since it is larger than the sum of its proper divisors (511117024).

1022234042 is an equidigital number, since it uses as much as digits as its factorization.

1022234042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511117023.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 1022234042 is about 31972.3949994366. The cubic root of 1022234042 is about 1007.3570878533.

Adding to 1022234042 its reverse (2404322201), we get a palindrome (3426556243).

The spelling of 1022234042 in words is "one billion, twenty-two million, two hundred thirty-four thousand, forty-two".