1200402304401 has 8 divisors (see below), whose sum is σ = 1601157019680. Its totient is φ = 799957896032.

The previous prime is 1200402304391. The next prime is 1200402304421. The reversal of 1200402304401 is 1044032040021.

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 1200402304401 - 2¹⁷ = 1200402173329 is a prime.

It is a super-2 number, since 2×1200402304401² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1200402304421) 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, 77567700 + ... + 77583173.

It is an arithmetic number, because the mean of its divisors is an integer number (200144627460).

Almost surely, 2^{1200402304401} is an apocalyptic number.

It is an amenable number.

1200402304401 is a deficient number, since it is larger than the sum of its proper divisors (400754715279).

1200402304401 is a wasteful number, since it uses less digits than its factorization.

1200402304401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155153455.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 1200402304401 its reverse (1044032040021), we get a palindrome (2244434344422).

The spelling of 1200402304401 in words is "one trillion, two hundred billion, four hundred two million, three hundred four thousand, four hundred one".