1023231401025 has 24 divisors (see below), whose sum is σ = 1691786093760. Its totient is φ = 545709378240.

The previous prime is 1023231400993. The next prime is 1023231401131. The reversal of 1023231401025 is 5201041323201.

It is not a de Polignac number, because 1023231401025 - 2⁵ = 1023231400993 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1023231400986 and 1023231401004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3186796 + ... + 3493154.

It is an arithmetic number, because the mean of its divisors is an integer number (70491087240).

Almost surely, 2^{1023231401025} is an apocalyptic number.

1023231401025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1023231401025 is a deficient number, since it is larger than the sum of its proper divisors (668554692735).

1023231401025 is a wasteful number, since it uses less digits than its factorization.

1023231401025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350905 (or 350900 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 1023231401025 its reverse (5201041323201), we get a palindrome (6224272724226).

The spelling of 1023231401025 in words is "one trillion, twenty-three billion, two hundred thirty-one million, four hundred one thousand, twenty-five".