1320023224242 has 16 divisors (see below), whose sum is σ = 2933384942880. Its totient is φ = 440007741396.

The previous prime is 1320023224211. The next prime is 1320023224243. The reversal of 1320023224242 is 2424223200231.

1320023224242 is a `hidden beast` number, since 1 + 3 + 2 + 0 + 0 + 232 + 2 + 424 + 2 = 666.

It is a super-2 number, since 2×1320023224242² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1320023224243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12222437208 + ... + 12222437315.

It is an arithmetic number, because the mean of its divisors is an integer number (183336558930).

Almost surely, 2^{1320023224242} is an apocalyptic number.

1320023224242 is an abundant number, since it is smaller than the sum of its proper divisors (1613361718638).

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

1320023224242 is a wasteful number, since it uses less digits than its factorization.

1320023224242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24444874534 (or 24444874528 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 1320023224242 its reverse (2424223200231), we get a palindrome (3744246424473).

The spelling of 1320023224242 in words is "one trillion, three hundred twenty billion, twenty-three million, two hundred twenty-four thousand, two hundred forty-two".