1101919102 has 4 divisors (see below), whose sum is σ = 1652878656. Its totient is φ = 550959550.

The previous prime is 1101919099. The next prime is 1101919129. The reversal of 1101919102 is 2019191011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2019191011 = 113 ⋅17868947.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275479774 + ... + 275479777.

It is an arithmetic number, because the mean of its divisors is an integer number (413219664).

Almost surely, 2^1101919102 is an apocalyptic number.

1101919102 is a deficient number, since it is larger than the sum of its proper divisors (550959554).

1101919102 is an equidigital number, since it uses as much as digits as its factorization.

1101919102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550959553.

The product of its (nonzero) digits is 162, while the sum is 25.

The square root of 1101919102 is about 33195.1668469975. The cubic root of 1101919102 is about 1032.8800851161.

The spelling of 1101919102 in words is "one billion, one hundred one million, nine hundred nineteen thousand, one hundred two".