211023001133 has 4 divisors (see below), whose sum is σ = 241169144160. Its totient is φ = 180876858108.

The previous prime is 211023001097. The next prime is 211023001171. The reversal of 211023001133 is 331100320112.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 211023001133 - 2⁶ = 211023001069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211023001333) 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, 15073071503 + ... + 15073071516.

It is an arithmetic number, because the mean of its divisors is an integer number (60292286040).

Almost surely, 2^211023001133 is an apocalyptic number.

It is an amenable number.

211023001133 is a deficient number, since it is larger than the sum of its proper divisors (30146143027).

211023001133 is an equidigital number, since it uses as much as digits as its factorization.

211023001133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30146143026.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 211023001133 its reverse (331100320112), we get a palindrome (542123321245).

The spelling of 211023001133 in words is "two hundred eleven billion, twenty-three million, one thousand, one hundred thirty-three".