10133211111 has 4 divisors (see below), whose sum is σ = 13510948152. Its totient is φ = 6755474072.

The previous prime is 10133211083. The next prime is 10133211113. The reversal of 10133211111 is 11111233101.

10133211111 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 10133211111 - 2¹⁴ = 10133194727 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10133211113) 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, 1688868516 + ... + 1688868521.

It is an arithmetic number, because the mean of its divisors is an integer number (3377737038).

Almost surely, 2^10133211111 is an apocalyptic number.

10133211111 is a deficient number, since it is larger than the sum of its proper divisors (3377737041).

10133211111 is an equidigital number, since it uses as much as digits as its factorization.

10133211111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3377737040.

The product of its (nonzero) digits is 18, while the sum is 15.

Adding to 10133211111 its reverse (11111233101), we get a palindrome (21244444212).

The spelling of 10133211111 in words is "ten billion, one hundred thirty-three million, two hundred eleven thousand, one hundred eleven".