1133223113021 has 16 divisors (see below), whose sum is σ = 1173416701440. Its totient is φ = 1093259643840.

The previous prime is 1133223113017. The next prime is 1133223113027. The reversal of 1133223113021 is 1203113223311.

It is a cyclic number.

It is not a de Polignac number, because 1133223113021 - 2² = 1133223113017 is a prime.

It is a super-2 number, since 2×1133223113021² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133223113027) 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, 26260955 + ... + 26304071.

It is an arithmetic number, because the mean of its divisors is an integer number (73338543840).

Almost surely, 2^{1133223113021} is an apocalyptic number.

It is an amenable number.

1133223113021 is a deficient number, since it is larger than the sum of its proper divisors (40193588419).

1133223113021 is a wasteful number, since it uses less digits than its factorization.

1133223113021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45764.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 1133223113021 its reverse (1203113223311), we get a palindrome (2336336336332).

The spelling of 1133223113021 in words is "one trillion, one hundred thirty-three billion, two hundred twenty-three million, one hundred thirteen thousand, twenty-one".