122101112311 has 2 divisors, whose sum is σ = 122101112312. Its totient is φ = 122101112310.

The previous prime is 122101112279. The next prime is 122101112317. The reversal of 122101112311 is 113211101221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122101112311 - 2⁵ = 122101112279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122101112317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61050556155 + 61050556156.

It is an arithmetic number, because the mean of its divisors is an integer number (61050556156).

Almost surely, 2^122101112311 is an apocalyptic number.

122101112311 is a deficient number, since it is larger than the sum of its proper divisors (1).

122101112311 is an equidigital number, since it uses as much as digits as its factorization.

122101112311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 122101112311 its reverse (113211101221), we get a palindrome (235312213532).

The spelling of 122101112311 in words is "one hundred twenty-two billion, one hundred one million, one hundred twelve thousand, three hundred eleven".