1011231233009 has 8 divisors (see below), whose sum is σ = 1080722111328. Its totient is φ = 942852208960.

The previous prime is 1011231232969. The next prime is 1011231233029. The reversal of 1011231233009 is 9003321321101.

1011231233009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1011231233009 - 2²⁸ = 1010962797553 is a prime.

It is a super-2 number, since 2×1011231233009² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1011231233029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 277961687 + ... + 277965324.

It is an arithmetic number, because the mean of its divisors is an integer number (135090263916).

Almost surely, 2^{1011231233009} is an apocalyptic number.

It is an amenable number.

1011231233009 is a deficient number, since it is larger than the sum of its proper divisors (69490878319).

1011231233009 is a wasteful number, since it uses less digits than its factorization.

1011231233009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555927135.

The product of its (nonzero) digits is 972, while the sum is 26.

The spelling of 1011231233009 in words is "one trillion, eleven billion, two hundred thirty-one million, two hundred thirty-three thousand, nine".