1200140132432 has 20 divisors (see below), whose sum is σ = 2447654218080. Its totient is φ = 568487431008.

The previous prime is 1200140132431. The next prime is 1200140132441. The reversal of 1200140132432 is 2342310410021.

It is a junction number, because it is equal to n+sod(n) for n = 1200140132398 and 1200140132407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200140132431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1973914388 + ... + 1973914995.

It is an arithmetic number, because the mean of its divisors is an integer number (122382710904).

Almost surely, 2^{1200140132432} is an apocalyptic number.

It is an amenable number.

1200140132432 is an abundant number, since it is smaller than the sum of its proper divisors (1247514085648).

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

1200140132432 is a wasteful number, since it uses less digits than its factorization.

1200140132432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3947829410 (or 3947829404 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 1200140132432 its reverse (2342310410021), we get a palindrome (3542450542453).

The spelling of 1200140132432 in words is "one trillion, two hundred billion, one hundred forty million, one hundred thirty-two thousand, four hundred thirty-two".