211264334121133 has 16 divisors (see below), whose sum is σ = 214436886183936. Its totient is φ = 208113395358960.

The previous prime is 211264334121131. The next prime is 211264334121187. The reversal of 211264334121133 is 331121433462112.

It is a cyclic number.

It is not a de Polignac number, because 211264334121133 - 2¹ = 211264334121131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 211264334121092 and 211264334121101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211264334121131) 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, 1272110860 + ... + 1272276922.

It is an arithmetic number, because the mean of its divisors is an integer number (13402305386496).

Almost surely, 2^{211264334121133} is an apocalyptic number.

It is an amenable number.

211264334121133 is a deficient number, since it is larger than the sum of its proper divisors (3172552062803).

211264334121133 is a wasteful number, since it uses less digits than its factorization.

211264334121133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231024.

The product of its digits is 62208, while the sum is 37.

Adding to 211264334121133 its reverse (331121433462112), we get a palindrome (542385767583245).

The spelling of 211264334121133 in words is "two hundred eleven trillion, two hundred sixty-four billion, three hundred thirty-four million, one hundred twenty-one thousand, one hundred thirty-three".