122320331220211 has 4 divisors (see below), whose sum is σ = 122565462145000. Its totient is φ = 122075200295424.

The previous prime is 122320331220107. The next prime is 122320331220223. The reversal of 122320331220211 is 112022133023221.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122320331220211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122320331220251) 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, 122565461646 + ... + 122565462643.

It is an arithmetic number, because the mean of its divisors is an integer number (30641365536250).

Almost surely, 2^{122320331220211} is an apocalyptic number.

122320331220211 is a deficient number, since it is larger than the sum of its proper divisors (245130924789).

122320331220211 is an equidigital number, since it uses as much as digits as its factorization.

122320331220211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245130924788.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 122320331220211 its reverse (112022133023221), we get a palindrome (234342464243432).

The spelling of 122320331220211 in words is "one hundred twenty-two trillion, three hundred twenty billion, three hundred thirty-one million, two hundred twenty thousand, two hundred eleven".