1110020000 has 60 divisors (see below), whose sum is σ = 2730864906. Its totient is φ = 444000000.

The previous prime is 1110019973. The next prime is 1110020027. The reversal of 1110020000 is 200111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1110019973) and next prime (1110020027).

It can be written as a sum of positive squares in 5 ways, for example, as 86787856 + 1023232144 = 9316^2 + 31988^2 .

It is a Harshad number since it is a multiple of its sum of digits (5).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 7751 + ... + 47750.

Almost surely, 2^1110020000 is an apocalyptic number.

1110020000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1110020000 is an abundant number, since it is smaller than the sum of its proper divisors (1620844906).

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

1110020000 is an frugal number, since it uses more digits than its factorization.

1110020000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55531 (or 55508 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 5.

The square root of 1110020000 is about 33316.9626466759. The cubic root of 1110020000 is about 1035.4050240225.

Adding to 1110020000 its reverse (200111), we get a palindrome (1110220111).

The spelling of 1110020000 in words is "one billion, one hundred ten million, twenty thousand".