1200402332011 has 8 divisors (see below), whose sum is σ = 1271040843600. Its totient is φ = 1129766777088.

The previous prime is 1200402332009. The next prime is 1200402332053. The reversal of 1200402332011 is 1102332040021.

It is a happy number.

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 1200402332011 - 2¹ = 1200402332009 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1200402332011.

It is not an unprimeable number, because it can be changed into a prime (1200402336011) 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, 125640 + ... + 1554538.

It is an arithmetic number, because the mean of its divisors is an integer number (158880105450).

Almost surely, 2^{1200402332011} is an apocalyptic number.

1200402332011 is a deficient number, since it is larger than the sum of its proper divisors (70638511589).

1200402332011 is a wasteful number, since it uses less digits than its factorization.

1200402332011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1478333.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1200402332011 its reverse (1102332040021), we get a palindrome (2302734372032).

The spelling of 1200402332011 in words is "one trillion, two hundred billion, four hundred two million, three hundred thirty-two thousand, eleven".