110120201009 has 12 divisors (see below), whose sum is σ = 137952780084. Its totient is φ = 87128070624.

The previous prime is 110120200987. The next prime is 110120201053. The reversal of 110120201009 is 900102021011.

It can be written as a sum of positive squares in 2 ways, for example, as 14699137600 + 95421063409 = 121240^2 + 308903^2 .

It is not a de Polignac number, because 110120201009 - 2¹² = 110120196913 is a prime.

It is a super-3 number, since 3×110120201009³ (a number of 34 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (110120201069) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 86435942 + ... + 86437215.

It is an arithmetic number, because the mean of its divisors is an integer number (11496065007).

Almost surely, 2^110120201009 is an apocalyptic number.

It is an amenable number.

110120201009 is a deficient number, since it is larger than the sum of its proper divisors (27832579075).

110120201009 is a wasteful number, since it uses less digits than its factorization.

110120201009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172873184 (or 172873177 counting only the distinct ones).

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

The spelling of 110120201009 in words is "one hundred ten billion, one hundred twenty million, two hundred one thousand, nine".