110122120001221 has 2 divisors, whose sum is σ = 110122120001222. Its totient is φ = 110122120001220.

The previous prime is 110122120001161. The next prime is 110122120001233. The reversal of 110122120001221 is 122100021221011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63678085821025 + 46444034180196 = 7979855^2 + 6814986^2 .

It is a cyclic number.

It is not a de Polignac number, because 110122120001221 - 2³³ = 110113530066629 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110122120001195 and 110122120001204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110122120001021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55061060000610 + 55061060000611.

It is an arithmetic number, because the mean of its divisors is an integer number (55061060000611).

Almost surely, 2^{110122120001221} is an apocalyptic number.

It is an amenable number.

110122120001221 is a deficient number, since it is larger than the sum of its proper divisors (1).

110122120001221 is an equidigital number, since it uses as much as digits as its factorization.

110122120001221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 110122120001221 its reverse (122100021221011), we get a palindrome (232222141222232).

The spelling of 110122120001221 in words is "one hundred ten trillion, one hundred twenty-two billion, one hundred twenty million, one thousand, two hundred twenty-one".