1133441140221 has 36 divisors (see below), whose sum is σ = 1833949926900. Its totient is φ = 673450412544.

The previous prime is 1133441140193. The next prime is 1133441140229. The reversal of 1133441140221 is 1220411443311.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 50153602500 + 1083287537721 = 223950^2 + 1040811^2 .

It is not a de Polignac number, because 1133441140221 - 2⁶ = 1133441140157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133441140229) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 12804076 + ... + 12892293.

It is an arithmetic number, because the mean of its divisors is an integer number (50943053525).

Almost surely, 2^{1133441140221} is an apocalyptic number.

It is an amenable number.

1133441140221 is a deficient number, since it is larger than the sum of its proper divisors (700508786679).

1133441140221 is a wasteful number, since it uses less digits than its factorization.

1133441140221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25696430 (or 25696414 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 1133441140221 its reverse (1220411443311), we get a palindrome (2353852583532).

The spelling of 1133441140221 in words is "one trillion, one hundred thirty-three billion, four hundred forty-one million, one hundred forty thousand, two hundred twenty-one".