122122112221101 has 16 divisors (see below), whose sum is σ = 168560381309760. Its totient is φ = 78553161926400.

The previous prime is 122122112221091. The next prime is 122122112221121. The reversal of 122122112221101 is 101122211221221.

It is not a de Polignac number, because 122122112221101 - 2⁵ = 122122112221069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122122112221121) 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, 483575500 + ... + 483827973.

It is an arithmetic number, because the mean of its divisors is an integer number (10535023831860).

Almost surely, 2^{122122112221101} is an apocalyptic number.

It is an amenable number.

122122112221101 is a deficient number, since it is larger than the sum of its proper divisors (46438269088659).

122122112221101 is a wasteful number, since it uses less digits than its factorization.

122122112221101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 967404956.

The product of its (nonzero) digits is 128, while the sum is 21.

Adding to 122122112221101 its reverse (101122211221221), we get a palindrome (223244323442322).

The spelling of 122122112221101 in words is "one hundred twenty-two trillion, one hundred twenty-two billion, one hundred twelve million, two hundred twenty-one thousand, one hundred one".