126022321442 has 4 divisors (see below), whose sum is σ = 189033482166. Its totient is φ = 63011160720.

The previous prime is 126022321429. The next prime is 126022321463. The reversal of 126022321442 is 244123220621.

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

It can be written as a sum of positive squares in only one way, i.e., 113339282281 + 12683039161 = 336659^2 + 112619^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31505580359 + ... + 31505580362.

Almost surely, 2^126022321442 is an apocalyptic number.

126022321442 is a deficient number, since it is larger than the sum of its proper divisors (63011160724).

126022321442 is an equidigital number, since it uses as much as digits as its factorization.

126022321442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63011160723.

The product of its (nonzero) digits is 9216, while the sum is 29.

The spelling of 126022321442 in words is "one hundred twenty-six billion, twenty-two million, three hundred twenty-one thousand, four hundred forty-two".