1023112432031 has 2 divisors, whose sum is σ = 1023112432032. Its totient is φ = 1023112432030.

The previous prime is 1023112432019. The next prime is 1023112432099. The reversal of 1023112432031 is 1302342113201.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1023112432031 is a prime.

It is a super-2 number, since 2×1023112432031² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1023112431988 and 1023112432006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1023112431031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511556216015 + 511556216016.

It is an arithmetic number, because the mean of its divisors is an integer number (511556216016).

Almost surely, 2^{1023112432031} is an apocalyptic number.

1023112432031 is a deficient number, since it is larger than the sum of its proper divisors (1).

1023112432031 is an equidigital number, since it uses as much as digits as its factorization.

1023112432031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1023112432031 its reverse (1302342113201), we get a palindrome (2325454545232).

The spelling of 1023112432031 in words is "one trillion, twenty-three billion, one hundred twelve million, four hundred thirty-two thousand, thirty-one".