1142421342022 has 4 divisors (see below), whose sum is σ = 1713632013036. Its totient is φ = 571210671010.

The previous prime is 1142421341977. The next prime is 1142421342037. The reversal of 1142421342022 is 2202431242411.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 285605335504 + ... + 285605335507.

It is an arithmetic number, because the mean of its divisors is an integer number (428408003259).

Almost surely, 2^{1142421342022} is an apocalyptic number.

1142421342022 is a deficient number, since it is larger than the sum of its proper divisors (571210671014).

1142421342022 is an equidigital number, since it uses as much as digits as its factorization.

1142421342022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571210671013.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 1142421342022 its reverse (2202431242411), we get a palindrome (3344852584433).

The spelling of 1142421342022 in words is "one trillion, one hundred forty-two billion, four hundred twenty-one million, three hundred forty-two thousand, twenty-two".