1201324330042 has 32 divisors (see below), whose sum is σ = 1972403121600. Its totient is φ = 546579145728.

The previous prime is 1201324330039. The next prime is 1201324330043. The reversal of 1201324330042 is 2400334231021.

It is a junction number, because it is equal to n+sod(n) for n = 1201324329989 and 1201324330016.

It is not an unprimeable number, because it can be changed into a prime (1201324330043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2611488 + ... + 3036859.

It is an arithmetic number, because the mean of its divisors is an integer number (61637597550).

Almost surely, 2^{1201324330042} is an apocalyptic number.

1201324330042 is a deficient number, since it is larger than the sum of its proper divisors (771078791558).

1201324330042 is a wasteful number, since it uses less digits than its factorization.

1201324330042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5648590.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 1201324330042 its reverse (2400334231021), we get a palindrome (3601658561063).

The spelling of 1201324330042 in words is "one trillion, two hundred one billion, three hundred twenty-four million, three hundred thirty thousand, forty-two".