1201320043043 has 8 divisors (see below), whose sum is σ = 1240458840960. Its totient is φ = 1162205403840.

The previous prime is 1201320043039. The next prime is 1201320043051. The reversal of 1201320043043 is 3403400231021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1201320043043 - 2² = 1201320043039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1201320043643) 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, 5938580 + ... + 6137537.

It is an arithmetic number, because the mean of its divisors is an integer number (155057355120).

Almost surely, 2^{1201320043043} is an apocalyptic number.

1201320043043 is a deficient number, since it is larger than the sum of its proper divisors (39138797917).

1201320043043 is a wasteful number, since it uses less digits than its factorization.

1201320043043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12079357.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 1201320043043 its reverse (3403400231021), we get a palindrome (4604720274064).

The spelling of 1201320043043 in words is "one trillion, two hundred one billion, three hundred twenty million, forty-three thousand, forty-three".