1023231503001 has 16 divisors (see below), whose sum is σ = 1377335648448. Its totient is φ = 675643406400.

The previous prime is 1023231502981. The next prime is 1023231503039. The reversal of 1023231503001 is 1003051323201.

It is not a de Polignac number, because 1023231503001 - 2¹⁴ = 1023231486617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1023231503051) 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 15 ways as a sum of consecutive naturals, for example, 1294311 + ... + 1929171.

It is an arithmetic number, because the mean of its divisors is an integer number (86083478028).

Almost surely, 2^{1023231503001} is an apocalyptic number.

It is an amenable number.

1023231503001 is a deficient number, since it is larger than the sum of its proper divisors (354104145447).

1023231503001 is a wasteful number, since it uses less digits than its factorization.

1023231503001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 639992.

The product of its (nonzero) digits is 540, while the sum is 21.

Adding to 1023231503001 its reverse (1003051323201), we get a palindrome (2026282826202).

The spelling of 1023231503001 in words is "one trillion, twenty-three billion, two hundred thirty-one million, five hundred three thousand, one".