100111051103 has 16 divisors (see below), whose sum is σ = 121537430784. Its totient is φ = 80498759040.

The previous prime is 100111051087. The next prime is 100111051109. The reversal of 100111051103 is 301150111001.

It is not a de Polignac number, because 100111051103 - 2⁴ = 100111051087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100111051109) 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, 1333613 + ... + 1406678.

It is an arithmetic number, because the mean of its divisors is an integer number (7596089424).

Almost surely, 2^100111051103 is an apocalyptic number.

100111051103 is a deficient number, since it is larger than the sum of its proper divisors (21426379681).

100111051103 is a wasteful number, since it uses less digits than its factorization.

100111051103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2740622.

The product of its (nonzero) digits is 15, while the sum is 14.

Adding to 100111051103 its reverse (301150111001), we get a palindrome (401261162104).

The spelling of 100111051103 in words is "one hundred billion, one hundred eleven million, fifty-one thousand, one hundred three".