1322225222042 has 4 divisors (see below), whose sum is σ = 1983337833066. Its totient is φ = 661112611020.

The previous prime is 1322225222009. The next prime is 1322225222077. The reversal of 1322225222042 is 2402225222231.

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., 1298644855561 + 23580366481 = 1139581^2 + 153559^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1322225221996 and 1322225222014.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 330556305509 + ... + 330556305512.

Almost surely, 2^{1322225222042} is an apocalyptic number.

1322225222042 is a deficient number, since it is larger than the sum of its proper divisors (661112611024).

1322225222042 is an equidigital number, since it uses as much as digits as its factorization.

1322225222042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661112611023.

The product of its (nonzero) digits is 15360, while the sum is 29.

The spelling of 1322225222042 in words is "one trillion, three hundred twenty-two billion, two hundred twenty-five million, two hundred twenty-two thousand, forty-two".