1110192020 has 72 divisors (see below), whose sum is σ = 2722303584. Its totient is φ = 379197504.

The previous prime is 1110191959. The next prime is 1110192043. The reversal of 1110192020 is 202910111.

It is a self number, because there is not a number n which added to its sum of digits gives 1110192020.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 275339 + ... + 279341.

It is an arithmetic number, because the mean of its divisors is an integer number (37809772).

Almost surely, 2^1110192020 is an apocalyptic number.

1110192020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1110192020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1361151792).

1110192020 is an abundant number, since it is smaller than the sum of its proper divisors (1612111564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1110192020 is a wasteful number, since it uses less digits than its factorization.

1110192020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4309 (or 4300 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 17.

The square root of 1110192020 is about 33319.5441145283. The cubic root of 1110192020 is about 1035.4585068944.

The spelling of 1110192020 in words is "one billion, one hundred ten million, one hundred ninety-two thousand, twenty".