1133113102021 has 4 divisors (see below), whose sum is σ = 1163737780492. Its totient is φ = 1102488423552.

The previous prime is 1133113102001. The next prime is 1133113102063. The reversal of 1133113102021 is 1202013113311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 407573712225 + 725539389796 = 638415^2 + 851786^2 .

It is a cyclic number.

It is not a de Polignac number, because 1133113102021 - 2⁹ = 1133113101509 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1133113102021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133113102001) 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, 15312339180 + ... + 15312339253.

It is an arithmetic number, because the mean of its divisors is an integer number (290934445123).

Almost surely, 2^{1133113102021} is an apocalyptic number.

It is an amenable number.

1133113102021 is a deficient number, since it is larger than the sum of its proper divisors (30624678471).

1133113102021 is an equidigital number, since it uses as much as digits as its factorization.

1133113102021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30624678470.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 1133113102021 its reverse (1202013113311), we get a palindrome (2335126215332).

The spelling of 1133113102021 in words is "one trillion, one hundred thirty-three billion, one hundred thirteen million, one hundred two thousand, twenty-one".