1200402442032 has 80 divisors (see below), whose sum is σ = 3136273953120. Its totient is φ = 395588909056.

The previous prime is 1200402441941. The next prime is 1200402442061. The reversal of 1200402442032 is 2302442040021.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 1200402441993 and 1200402442011.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53017018 + ... + 53039654.

It is an arithmetic number, because the mean of its divisors is an integer number (39203424414).

Almost surely, 2^{1200402442032} is an apocalyptic number.

1200402442032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1200402442032 is an abundant number, since it is smaller than the sum of its proper divisors (1935871511088).

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

1200402442032 is a wasteful number, since it uses less digits than its factorization.

1200402442032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35150 (or 35144 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 1200402442032 its reverse (2302442040021), we get a palindrome (3502844482053).

The spelling of 1200402442032 in words is "one trillion, two hundred billion, four hundred two million, four hundred forty-two thousand, thirty-two".