1110021145 has 16 divisors (see below), whose sum is σ = 1340539200. Its totient is φ = 882360000.

The previous prime is 1110021119. The next prime is 1110021151. The reversal of 1110021145 is 5411200111.

It is not a de Polignac number, because 1110021145 - 2¹⁵ = 1109988377 is a prime.

It is a super-2 number, since 2×1110021145² = 2464293884694222050, which contains 22 as substring.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 715831 + ... + 717379.

It is an arithmetic number, because the mean of its divisors is an integer number (83783700).

Almost surely, 2^1110021145 is an apocalyptic number.

It is an amenable number.

1110021145 is a deficient number, since it is larger than the sum of its proper divisors (230518055).

1110021145 is a wasteful number, since it uses less digits than its factorization.

1110021145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2376.

The product of its (nonzero) digits is 40, while the sum is 16.

The square root of 1110021145 is about 33316.9798301107. The cubic root of 1110021145 is about 1035.4053800336.

Adding to 1110021145 its reverse (5411200111), we get a palindrome (6521221256).

The spelling of 1110021145 in words is "one billion, one hundred ten million, twenty-one thousand, one hundred forty-five".