1023311232055 has 12 divisors (see below), whose sum is σ = 1428458944680. Its totient is φ = 701699130384.

The previous prime is 1023311231983. The next prime is 1023311232079. The reversal of 1023311232055 is 5502321133201.

1023311232055 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1023311232055 - 2⁹ = 1023311231543 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2088390025 + ... + 2088390514.

It is an arithmetic number, because the mean of its divisors is an integer number (119038245390).

Almost surely, 2^{1023311232055} is an apocalyptic number.

1023311232055 is a deficient number, since it is larger than the sum of its proper divisors (405147712625).

1023311232055 is an equidigital number, since it uses as much as digits as its factorization.

1023311232055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4176780558 (or 4176780551 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 1023311232055 its reverse (5502321133201), we get a palindrome (6525632365256).

The spelling of 1023311232055 in words is "one trillion, twenty-three billion, three hundred eleven million, two hundred thirty-two thousand, fifty-five".