1031132203201 has 4 divisors (see below), whose sum is σ = 1066688486100. Its totient is φ = 995575920304.

The previous prime is 1031132203187. The next prime is 1031132203249. The reversal of 1031132203201 is 1023022311301.

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

It can be written as a sum of positive squares in 2 ways, for example, as 754203665601 + 276928537600 = 868449^2 + 526240^2 .

It is a cyclic number.

It is not a de Polignac number, because 1031132203201 - 2⁵ = 1031132203169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1031132203301) 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, 17778141406 + ... + 17778141463.

It is an arithmetic number, because the mean of its divisors is an integer number (266672121525).

Almost surely, 2^{1031132203201} is an apocalyptic number.

It is an amenable number.

1031132203201 is a deficient number, since it is larger than the sum of its proper divisors (35556282899).

1031132203201 is an equidigital number, since it uses as much as digits as its factorization.

1031132203201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35556282898.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1031132203201 its reverse (1023022311301), we get a palindrome (2054154514502).

The spelling of 1031132203201 in words is "one trillion, thirty-one billion, one hundred thirty-two million, two hundred three thousand, two hundred one".