11101919102 has 4 divisors (see below), whose sum is σ = 16652878656. Its totient is φ = 5550959550.

The previous prime is 11101919099. The next prime is 11101919123. The reversal of 11101919102 is 20191910111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20191910111 = 3623 ⋅5573257.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2775479774 + ... + 2775479777.

It is an arithmetic number, because the mean of its divisors is an integer number (4163219664).

Almost surely, 2^11101919102 is an apocalyptic number.

11101919102 is a deficient number, since it is larger than the sum of its proper divisors (5550959554).

11101919102 is an equidigital number, since it uses as much as digits as its factorization.

11101919102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5550959553.

The product of its (nonzero) digits is 162, while the sum is 26.

The spelling of 11101919102 in words is "eleven billion, one hundred one million, nine hundred nineteen thousand, one hundred two".