1133001400021 has 4 divisors (see below), whose sum is σ = 1133382756544. Its totient is φ = 1132620043500.

The previous prime is 1133001399977. The next prime is 1133001400031. The reversal of 1133001400021 is 1200041003311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1133001400021 - 2¹¹ = 1133001397973 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1133001399968 and 1133001400004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133001400031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190673805 + ... + 190679746.

It is an arithmetic number, because the mean of its divisors is an integer number (283345689136).

Almost surely, 2^{1133001400021} is an apocalyptic number.

It is an amenable number.

1133001400021 is a deficient number, since it is larger than the sum of its proper divisors (381356523).

1133001400021 is an equidigital number, since it uses as much as digits as its factorization.

1133001400021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381356522.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1133001400021 its reverse (1200041003311), we get a palindrome (2333042403332).

The spelling of 1133001400021 in words is "one trillion, one hundred thirty-three billion, one million, four hundred thousand, twenty-one".