1320022042044 has 48 divisors (see below), whose sum is σ = 3094048446720. Its totient is φ = 438009212160.

The previous prime is 1320022042033. The next prime is 1320022042063. The reversal of 1320022042044 is 4402402200231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7369977 + ... + 7546959.

It is an arithmetic number, because the mean of its divisors is an integer number (64459342640).

Almost surely, 2^{1320022042044} is an apocalyptic number.

It is an amenable number.

1320022042044 is an abundant number, since it is smaller than the sum of its proper divisors (1774026404676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1320022042044 is a wasteful number, since it uses less digits than its factorization.

1320022042044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179810 (or 179808 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 1320022042044 its reverse (4402402200231), we get a palindrome (5722424242275).

The spelling of 1320022042044 in words is "one trillion, three hundred twenty billion, twenty-two million, forty-two thousand, forty-four".