122130121011 has 16 divisors (see below), whose sum is σ = 166360117248. Its totient is φ = 79661254400.

The previous prime is 122130120989. The next prime is 122130121027. The reversal of 122130121011 is 110121031221.

It is a cyclic number.

It is not a de Polignac number, because 122130121011 - 2⁷ = 122130120883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122130121051) 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 15 ways as a sum of consecutive naturals, for example, 286366 + ... + 571196.

It is an arithmetic number, because the mean of its divisors is an integer number (10397507328).

Almost surely, 2^122130121011 is an apocalyptic number.

122130121011 is a deficient number, since it is larger than the sum of its proper divisors (44229996237).

122130121011 is a wasteful number, since it uses less digits than its factorization.

122130121011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287922.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 122130121011 its reverse (110121031221), we get a palindrome (232251152232).

The spelling of 122130121011 in words is "one hundred twenty-two billion, one hundred thirty million, one hundred twenty-one thousand, eleven".