1023031132131 has 4 divisors (see below), whose sum is σ = 1364041509512. Its totient is φ = 682020754752.

The previous prime is 1023031132121. The next prime is 1023031132157. The reversal of 1023031132131 is 1312311303201.

It is a happy number.

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

It is not a de Polignac number, because 1023031132131 - 2¹⁰ = 1023031131107 is a prime.

It is a super-2 number, since 2×1023031132131² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1023031132098 and 1023031132107.

It is not an unprimeable number, because it can be changed into a prime (1023031132121) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 170505188686 + ... + 170505188691.

It is an arithmetic number, because the mean of its divisors is an integer number (341010377378).

Almost surely, 2^{1023031132131} is an apocalyptic number.

1023031132131 is a deficient number, since it is larger than the sum of its proper divisors (341010377381).

1023031132131 is an equidigital number, since it uses as much as digits as its factorization.

1023031132131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341010377380.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 1023031132131 its reverse (1312311303201), we get a palindrome (2335342435332).

The spelling of 1023031132131 in words is "one trillion, twenty-three billion, thirty-one million, one hundred thirty-two thousand, one hundred thirty-one".