1155112101303 has 8 divisors (see below), whose sum is σ = 1540315523568. Its totient is φ = 769991706624.

The previous prime is 1155112101281. The next prime is 1155112101323. The reversal of 1155112101303 is 3031012115511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1155112101303 - 2⁶ = 1155112101239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1155112101323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20724426 + ... + 20780087.

It is an arithmetic number, because the mean of its divisors is an integer number (192539440446).

Almost surely, 2^{1155112101303} is an apocalyptic number.

1155112101303 is a deficient number, since it is larger than the sum of its proper divisors (385203422265).

1155112101303 is an equidigital number, since it uses as much as digits as its factorization.

1155112101303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41513793.

The product of its (nonzero) digits is 450, while the sum is 24.

Adding to 1155112101303 its reverse (3031012115511), we get a palindrome (4186124216814).

The spelling of 1155112101303 in words is "one trillion, one hundred fifty-five billion, one hundred twelve million, one hundred one thousand, three hundred three".