11101551542103 has 16 divisors (see below), whose sum is σ = 16148329456896. Its totient is φ = 6727955504640.

The previous prime is 11101551542099. The next prime is 11101551542117. The reversal of 11101551542103 is 30124515510111.

It is not a de Polignac number, because 11101551542103 - 2² = 11101551542099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11101551542143) 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, 5561851 + ... + 7289532.

It is an arithmetic number, because the mean of its divisors is an integer number (1009270591056).

Almost surely, 2^{11101551542103} is an apocalyptic number.

11101551542103 is a deficient number, since it is larger than the sum of its proper divisors (5046777914793).

11101551542103 is a wasteful number, since it uses less digits than its factorization.

11101551542103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12877574.

The product of its (nonzero) digits is 3000, while the sum is 30.

The spelling of 11101551542103 in words is "eleven trillion, one hundred one billion, five hundred fifty-one million, five hundred forty-two thousand, one hundred three".