122101031011 has 2 divisors, whose sum is σ = 122101031012. Its totient is φ = 122101031010.

The previous prime is 122101030993. The next prime is 122101031021. The reversal of 122101031011 is 110130101221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122101031011 - 2¹⁷ = 122100899939 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122101030982 and 122101031000.

It is not a weakly prime, because it can be changed into another prime (122101031021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61050515505 + 61050515506.

It is an arithmetic number, because the mean of its divisors is an integer number (61050515506).

Almost surely, 2^122101031011 is an apocalyptic number.

122101031011 is a deficient number, since it is larger than the sum of its proper divisors (1).

122101031011 is an equidigital number, since it uses as much as digits as its factorization.

122101031011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 122101031011 its reverse (110130101221), we get a palindrome (232231132232).

The spelling of 122101031011 in words is "one hundred twenty-two billion, one hundred one million, thirty-one thousand, eleven".