1023112551005 has 16 divisors (see below), whose sum is σ = 1248586652160. Its totient is φ = 804589925568.

The previous prime is 1023112551001. The next prime is 1023112551007. The reversal of 1023112551005 is 5001552113201.

It is a cyclic number.

It is not a de Polignac number, because 1023112551005 - 2² = 1023112551001 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023112551001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16082039 + ... + 16145531.

It is an arithmetic number, because the mean of its divisors is an integer number (78036665760).

Almost surely, 2^{1023112551005} is an apocalyptic number.

It is an amenable number.

1023112551005 is a deficient number, since it is larger than the sum of its proper divisors (225474101155).

1023112551005 is an equidigital number, since it uses as much as digits as its factorization.

1023112551005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118180.

The product of its (nonzero) digits is 1500, while the sum is 26.

Adding to 1023112551005 its reverse (5001552113201), we get a palindrome (6024664664206).

The spelling of 1023112551005 in words is "one trillion, twenty-three billion, one hundred twelve million, five hundred fifty-one thousand, five".