2213211121193 has 4 divisors (see below), whose sum is σ = 2273027638020. Its totient is φ = 2153394604368.

The previous prime is 2213211121157. The next prime is 2213211121223. The reversal of 2213211121193 is 3911211123122.

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 1355240565904 + 857970555289 = 1164148^2 + 926267^2 .

It is a cyclic number.

It is not a de Polignac number, because 2213211121193 - 2¹⁴ = 2213211104809 is a prime.

It is a super-2 number, since 2×2213211121193² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2213211121153) 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, 29908258358 + ... + 29908258431.

It is an arithmetic number, because the mean of its divisors is an integer number (568256909505).

Almost surely, 2^{2213211121193} is an apocalyptic number.

It is an amenable number.

2213211121193 is a deficient number, since it is larger than the sum of its proper divisors (59816516827).

2213211121193 is an equidigital number, since it uses as much as digits as its factorization.

2213211121193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59816516826.

The product of its digits is 1296, while the sum is 29.

The spelling of 2213211121193 in words is "two trillion, two hundred thirteen billion, two hundred eleven million, one hundred twenty-one thousand, one hundred ninety-three".