1023112020225 has 24 divisors (see below), whose sum is σ = 1691686492992. Its totient is φ = 545614168000.

The previous prime is 1023112020179. The next prime is 1023112020247. The reversal of 1023112020225 is 5220202113201.

It is not a de Polignac number, because 1023112020225 - 2⁷ = 1023112020097 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 343924 + ... + 1471226.

It is an arithmetic number, because the mean of its divisors is an integer number (70486937208).

Almost surely, 2^{1023112020225} is an apocalyptic number.

1023112020225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1023112020225 is a deficient number, since it is larger than the sum of its proper divisors (668574472767).

1023112020225 is a wasteful number, since it uses less digits than its factorization.

1023112020225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1139417 (or 1139412 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 1023112020225 its reverse (5220202113201), we get a palindrome (6243314133426).

The spelling of 1023112020225 in words is "one trillion, twenty-three billion, one hundred twelve million, twenty thousand, two hundred twenty-five".