340211122011222 has 144 divisors (see below), whose sum is σ = 882993816452160. Its totient is φ = 87047621226720.

The previous prime is 340211122011221. The next prime is 340211122011251. The reversal of 340211122011222 is 222110221112043.

It is a junction number, because it is equal to n+sod(n) for n = 340211122011192 and 340211122011201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340211122011221) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 68985772 + ... + 73752687.

It is an arithmetic number, because the mean of its divisors is an integer number (6131901503140).

Almost surely, 2^{340211122011222} is an apocalyptic number.

340211122011222 is an abundant number, since it is smaller than the sum of its proper divisors (542782694440938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

340211122011222 is a wasteful number, since it uses less digits than its factorization.

340211122011222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142738567 (or 142738549 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 340211122011222 its reverse (222110221112043), we get a palindrome (562321343123265).

The spelling of 340211122011222 in words is "three hundred forty trillion, two hundred eleven billion, one hundred twenty-two million, eleven thousand, two hundred twenty-two".