122312110123011 has 64 divisors (see below), whose sum is σ = 172253580710400. Its totient is φ = 77089731941376.

The previous prime is 122312110123003. The next prime is 122312110123019. The reversal of 122312110123011 is 110321011213221.

It is an interprime number because it is at equal distance from previous prime (122312110123003) and next prime (122312110123019).

It is not a de Polignac number, because 122312110123011 - 2³ = 122312110123003 is a prime.

It is a super-2 number, since 2×122312110123011² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (122312110123019) 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 in 63 ways as a sum of consecutive naturals, for example, 676440831 + ... + 676621623.

It is an arithmetic number, because the mean of its divisors is an integer number (2691462198600).

Almost surely, 2^{122312110123011} is an apocalyptic number.

122312110123011 is a deficient number, since it is larger than the sum of its proper divisors (49941470587389).

122312110123011 is a wasteful number, since it uses less digits than its factorization.

122312110123011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181588.

The product of its (nonzero) digits is 144, while the sum is 21.

Adding to 122312110123011 its reverse (110321011213221), we get a palindrome (232633121336232).

The spelling of 122312110123011 in words is "one hundred twenty-two trillion, three hundred twelve billion, one hundred ten million, one hundred twenty-three thousand, eleven".