1000111022103 has 4 divisors (see below), whose sum is σ = 1333481362808. Its totient is φ = 666740681400.

The previous prime is 1000111022093. The next prime is 1000111022117. The reversal of 1000111022103 is 3012201110001.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-1000111022103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000111022153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166685170348 + ... + 166685170353.

It is an arithmetic number, because the mean of its divisors is an integer number (333370340702).

Almost surely, 2^{1000111022103} is an apocalyptic number.

1000111022103 is a deficient number, since it is larger than the sum of its proper divisors (333370340705).

1000111022103 is an equidigital number, since it uses as much as digits as its factorization.

1000111022103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333370340704.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 1000111022103 its reverse (3012201110001), we get a palindrome (4012312132104).

The spelling of 1000111022103 in words is "one trillion, one hundred eleven million, twenty-two thousand, one hundred three".