122120200112311 has 2 divisors, whose sum is σ = 122120200112312. Its totient is φ = 122120200112310.

The previous prime is 122120200112237. The next prime is 122120200112327. The reversal of 122120200112311 is 113211002021221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122120200112311 - 2¹¹ = 122120200110263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122120200112341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61060100056155 + 61060100056156.

It is an arithmetic number, because the mean of its divisors is an integer number (61060100056156).

Almost surely, 2^{122120200112311} is an apocalyptic number.

122120200112311 is a deficient number, since it is larger than the sum of its proper divisors (1).

122120200112311 is an equidigital number, since it uses as much as digits as its factorization.

122120200112311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 122120200112311 its reverse (113211002021221), we get a palindrome (235331202133532).

The spelling of 122120200112311 in words is "one hundred twenty-two trillion, one hundred twenty billion, two hundred million, one hundred twelve thousand, three hundred eleven".