1023501132323 has 4 divisors (see below), whose sum is σ = 1023647962008. Its totient is φ = 1023354302640.

The previous prime is 1023501132271. The next prime is 1023501132383. The reversal of 1023501132323 is 3232311053201.

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

It is a cyclic number.

It is not a de Polignac number, because 1023501132323 - 2²⁸ = 1023232696867 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1023501132292 and 1023501132301.

It is not an unprimeable number, because it can be changed into a prime (1023501132383) 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, 73404386 + ... + 73418327.

It is an arithmetic number, because the mean of its divisors is an integer number (255911990502).

Almost surely, 2^{1023501132323} is an apocalyptic number.

1023501132323 is a deficient number, since it is larger than the sum of its proper divisors (146829685).

1023501132323 is an equidigital number, since it uses as much as digits as its factorization.

1023501132323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146829684.

The product of its (nonzero) digits is 3240, while the sum is 26.

Adding to 1023501132323 its reverse (3232311053201), we get a palindrome (4255812185524).

The spelling of 1023501132323 in words is "one trillion, twenty-three billion, five hundred one million, one hundred thirty-two thousand, three hundred twenty-three".