221011130133 has 12 divisors (see below), whose sum is σ = 333118225440. Its totient is φ = 140934633576.

The previous prime is 221011130029. The next prime is 221011130213. The reversal of 221011130133 is 331031110122.

221011130133 is a `hidden beast` number, since 221 + 0 + 111 + 301 + 33 = 666.

It is not a de Polignac number, because 221011130133 - 2⁹ = 221011129621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221011130233) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 533843103 + ... + 533843516.

It is an arithmetic number, because the mean of its divisors is an integer number (27759852120).

Almost surely, 2^221011130133 is an apocalyptic number.

221011130133 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

221011130133 is a deficient number, since it is larger than the sum of its proper divisors (112107095307).

221011130133 is a wasteful number, since it uses less digits than its factorization.

221011130133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1067686648 (or 1067686645 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 221011130133 its reverse (331031110122), we get a palindrome (552042240255).

The spelling of 221011130133 in words is "two hundred twenty-one billion, eleven million, one hundred thirty thousand, one hundred thirty-three".