1200004132031 has 4 divisors (see below), whose sum is σ = 1252178224752. Its totient is φ = 1147830039312.

The previous prime is 1200004132013. The next prime is 1200004132057. The reversal of 1200004132031 is 1302314000021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1200004132031 is a prime.

It is a super-2 number, since 2×1200004132031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200004132091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26087046326 + ... + 26087046371.

It is an arithmetic number, because the mean of its divisors is an integer number (313044556188).

Almost surely, 2^{1200004132031} is an apocalyptic number.

1200004132031 is a deficient number, since it is larger than the sum of its proper divisors (52174092721).

1200004132031 is an equidigital number, since it uses as much as digits as its factorization.

1200004132031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52174092720.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 1200004132031 its reverse (1302314000021), we get a palindrome (2502318132052).

The spelling of 1200004132031 in words is "one trillion, two hundred billion, four million, one hundred thirty-two thousand, thirty-one".