122121302110011 has 24 divisors (see below), whose sum is σ = 181181175046560. Its totient is φ = 79206716526336.

The previous prime is 122121302109931. The next prime is 122121302110013. The reversal of 122121302110011 is 110011203121221.

It is a happy number.

122121302110011 is a `hidden beast` number, since 1 + 221 + 21 + 302 + 110 + 0 + 11 = 666.

It is not a de Polignac number, because 122121302110011 - 2³⁸ = 121846424203067 is a prime.

It is a super-2 number, since 2×122121302110011² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (122121302110013) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12716110 + ... + 20148003.

It is an arithmetic number, because the mean of its divisors is an integer number (7549215626940).

Almost surely, 2^{122121302110011} is an apocalyptic number.

122121302110011 is a deficient number, since it is larger than the sum of its proper divisors (59059872936549).

122121302110011 is a wasteful number, since it uses less digits than its factorization.

122121302110011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32875315 (or 32875312 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 122121302110011 its reverse (110011203121221), we get a palindrome (232132505231232).

The spelling of 122121302110011 in words is "one hundred twenty-two trillion, one hundred twenty-one billion, three hundred two million, one hundred ten thousand, eleven".