211122001033 has 4 divisors (see below), whose sum is σ = 212386204800. Its totient is φ = 209857797268.

The previous prime is 211122001021. The next prime is 211122001039. The reversal of 211122001033 is 330100221112.

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 211122001033 - 2⁹ = 211122000521 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 211122000998 and 211122001016.

It is not an unprimeable number, because it can be changed into a prime (211122001039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 632101633 + ... + 632101966.

It is an arithmetic number, because the mean of its divisors is an integer number (53096551200).

Almost surely, 2^211122001033 is an apocalyptic number.

It is an amenable number.

211122001033 is a deficient number, since it is larger than the sum of its proper divisors (1264203767).

211122001033 is a wasteful number, since it uses less digits than its factorization.

211122001033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1264203766.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 211122001033 its reverse (330100221112), we get a palindrome (541222222145).

The spelling of 211122001033 in words is "two hundred eleven billion, one hundred twenty-two million, one thousand, thirty-three".