211122222011093 has 4 divisors (see below), whose sum is σ = 211122261234060. Its totient is φ = 211122182788128.

The previous prime is 211122222011069. The next prime is 211122222011101. The reversal of 211122222011093 is 390110222221112.

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

It can be written as a sum of positive squares in 2 ways, for example, as 197696900983729 + 13425321027364 = 14060473^2 + 3664058^2 .

It is a cyclic number.

It is not a de Polignac number, because 211122222011093 - 2²⁰ = 211122220962517 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211122222013093) 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, 9951488 + ... + 22831481.

It is an arithmetic number, because the mean of its divisors is an integer number (52780565308515).

Almost surely, 2^{211122222011093} is an apocalyptic number.

It is an amenable number.

211122222011093 is a deficient number, since it is larger than the sum of its proper divisors (39222967).

211122222011093 is an equidigital number, since it uses as much as digits as its factorization.

211122222011093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39222966.

The product of its (nonzero) digits is 1728, while the sum is 29.

The spelling of 211122222011093 in words is "two hundred eleven trillion, one hundred twenty-two billion, two hundred twenty-two million, eleven thousand, ninety-three".