1361244510722 has 4 divisors (see below), whose sum is σ = 2041866766086. Its totient is φ = 680622255360.

The previous prime is 1361244510713. The next prime is 1361244510739. The reversal of 1361244510722 is 2270154421631.

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., 935473905601 + 425770605121 = 967199^2 + 652511^2 .

It is a super-2 number, since 2×1361244510722² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 340311127679 + ... + 340311127682.

Almost surely, 2^{1361244510722} is an apocalyptic number.

1361244510722 is a deficient number, since it is larger than the sum of its proper divisors (680622255364).

1361244510722 is an equidigital number, since it uses as much as digits as its factorization.

1361244510722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 680622255363.

The product of its (nonzero) digits is 80640, while the sum is 38.

The spelling of 1361244510722 in words is "one trillion, three hundred sixty-one billion, two hundred forty-four million, five hundred ten thousand, seven hundred twenty-two".