1111433200021 has 8 divisors (see below), whose sum is σ = 1113641232704. Its totient is φ = 1109226083040.

The previous prime is 1111433199997. The next prime is 1111433200037. The reversal of 1111433200021 is 1200023341111.

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 1111433200021 - 2¹³ = 1111433191829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111433203021) 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, 2227096 + ... + 2680078.

It is an arithmetic number, because the mean of its divisors is an integer number (139205154088).

Almost surely, 2^{1111433200021} is an apocalyptic number.

It is an amenable number.

1111433200021 is a deficient number, since it is larger than the sum of its proper divisors (2208032683).

1111433200021 is an equidigital number, since it uses as much as digits as its factorization.

1111433200021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457851.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1111433200021 its reverse (1200023341111), we get a palindrome (2311456541132).

The spelling of 1111433200021 in words is "one trillion, one hundred eleven billion, four hundred thirty-three million, two hundred thousand, twenty-one".