1101111012323 has 24 divisors (see below), whose sum is σ = 1336962385152. Its totient is φ = 888177504384.

The previous prime is 1101111012319. The next prime is 1101111012329. The reversal of 1101111012323 is 3232101111011.

It is not a de Polignac number, because 1101111012323 - 2² = 1101111012319 is a prime.

It is a super-2 number, since 2×1101111012323² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101111012329) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18101786 + ... + 18162512.

It is an arithmetic number, because the mean of its divisors is an integer number (55706766048).

Almost surely, 2^{1101111012323} is an apocalyptic number.

1101111012323 is a deficient number, since it is larger than the sum of its proper divisors (235851372829).

1101111012323 is an equidigital number, since it uses as much as digits as its factorization.

1101111012323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69731 (or 69714 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 1101111012323 its reverse (3232101111011), we get a palindrome (4333212123334).

The spelling of 1101111012323 in words is "one trillion, one hundred one billion, one hundred eleven million, twelve thousand, three hundred twenty-three".