122001112220001 has 16 divisors (see below), whose sum is σ = 190229862687744. Its totient is φ = 68093644029264.

The previous prime is 122001112219981. The next prime is 122001112220041. The reversal of 122001112220001 is 100022211100221.

It is not a de Polignac number, because 122001112220001 - 2¹³ = 122001112211809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122001112220041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67553217381 + ... + 67553219186.

It is an arithmetic number, because the mean of its divisors is an integer number (11889366417984).

Almost surely, 2^{122001112220001} is an apocalyptic number.

It is an amenable number.

122001112220001 is a deficient number, since it is larger than the sum of its proper divisors (68228750467743).

122001112220001 is a wasteful number, since it uses less digits than its factorization.

122001112220001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135106436620.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 122001112220001 its reverse (100022211100221), we get a palindrome (222023323320222).

The spelling of 122001112220001 in words is "one hundred twenty-two trillion, one billion, one hundred twelve million, two hundred twenty thousand, one".