122132022110213 has 4 divisors (see below), whose sum is σ = 122290019552268. Its totient is φ = 121974024668160.

The previous prime is 122132022110209. The next prime is 122132022110233. The reversal of 122132022110213 is 312011220231221.

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 27768030733444 + 94363991376769 = 5269538^2 + 9714113^2 .

It is a cyclic number.

It is not a de Polignac number, because 122132022110213 - 2² = 122132022110209 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122132022110233) 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, 78998719868 + ... + 78998721413.

It is an arithmetic number, because the mean of its divisors is an integer number (30572504888067).

Almost surely, 2^{122132022110213} is an apocalyptic number.

It is an amenable number.

122132022110213 is a deficient number, since it is larger than the sum of its proper divisors (157997442055).

122132022110213 is an equidigital number, since it uses as much as digits as its factorization.

122132022110213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157997442054.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 122132022110213 its reverse (312011220231221), we get a palindrome (434143242341434).

The spelling of 122132022110213 in words is "one hundred twenty-two trillion, one hundred thirty-two billion, twenty-two million, one hundred ten thousand, two hundred thirteen".