1111031232001 has 16 divisors (see below), whose sum is σ = 1206202233600. Its totient is φ = 1019350432000.

The previous prime is 1111031231963. The next prime is 1111031232049. The reversal of 1111031232001 is 1002321301111.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1111031232001 - 2⁹ = 1111031231489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1111071232001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2569426 + ... + 2970523.

It is an arithmetic number, because the mean of its divisors is an integer number (75387639600).

Almost surely, 2^{1111031232001} is an apocalyptic number.

It is an amenable number.

1111031232001 is a deficient number, since it is larger than the sum of its proper divisors (95171001599).

1111031232001 is a wasteful number, since it uses less digits than its factorization.

1111031232001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5540264.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 1111031232001 its reverse (1002321301111), we get a palindrome (2113352533112).

The spelling of 1111031232001 in words is "one trillion, one hundred eleven billion, thirty-one million, two hundred thirty-two thousand, one".