1042212422 has 4 divisors (see below), whose sum is σ = 1563318636. Its totient is φ = 521106210.

The previous prime is 1042212407. The next prime is 1042212443. The reversal of 1042212422 is 2242122401.

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

It is a super-2 number, since 2×1042212422² = 2172413465142212168, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1042212394 and 1042212403.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260553104 + ... + 260553107.

It is an arithmetic number, because the mean of its divisors is an integer number (390829659).

Almost surely, 2^1042212422 is an apocalyptic number.

1042212422 is a deficient number, since it is larger than the sum of its proper divisors (521106214).

1042212422 is an equidigital number, since it uses as much as digits as its factorization.

1042212422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521106213.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 1042212422 is about 32283.3149165323. The cubic root of 1042212422 is about 1013.8773360431.

Adding to 1042212422 its reverse (2242122401), we get a palindrome (3284334823).

The spelling of 1042212422 in words is "one billion, forty-two million, two hundred twelve thousand, four hundred twenty-two".