1110120001 has 4 divisors (see below), whose sum is σ = 1158386112. Its totient is φ = 1061853892.

The previous prime is 1110119993. The next prime is 1110120007. The reversal of 1110120001 is 1000210111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1000210111 = 6959 ⋅143729.

It is a cyclic number.

It is not a de Polignac number, because 1110120001 - 2³ = 1110119993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1110120007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24133021 + ... + 24133066.

It is an arithmetic number, because the mean of its divisors is an integer number (289596528).

Almost surely, 2^1110120001 is an apocalyptic number.

It is an amenable number.

1110120001 is a deficient number, since it is larger than the sum of its proper divisors (48266111).

1110120001 is an equidigital number, since it uses as much as digits as its factorization.

1110120001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48266110.

The product of its (nonzero) digits is 2, while the sum is 7.

The square root of 1110120001 is about 33318.4633649273. The cubic root of 1110120001 is about 1035.4361160835.

Adding to 1110120001 its reverse (1000210111), we get a palindrome (2110330112).

The spelling of 1110120001 in words is "one billion, one hundred ten million, one hundred twenty thousand, one".