122001012122011 has 8 divisors (see below), whose sum is σ = 133101686476800. Its totient is φ = 110901949976040.

The previous prime is 122001012121997. The next prime is 122001012122023. The reversal of 122001012122011 is 110221210100221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 122001012122011 - 2¹¹ = 122001012119963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122001012122051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 402893971 + ... + 403196668.

It is an arithmetic number, because the mean of its divisors is an integer number (16637710809600).

Almost surely, 2^{122001012122011} is an apocalyptic number.

122001012122011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

122001012122011 is a deficient number, since it is larger than the sum of its proper divisors (11100674354789).

122001012122011 is a wasteful number, since it uses less digits than its factorization.

122001012122011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 806104409.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 122001012122011 its reverse (110221210100221), we get a palindrome (232222222222232).

The spelling of 122001012122011 in words is "one hundred twenty-two trillion, one billion, twelve million, one hundred twenty-two thousand, eleven".