102122001201111 has 4 divisors (see below), whose sum is σ = 136162668268152. Its totient is φ = 68081334134072.

The previous prime is 102122001201079. The next prime is 102122001201247. The reversal of 102122001201111 is 111102100221201.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 102122001201111 - 2⁵ = 102122001201079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102122001201511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17020333533516 + ... + 17020333533521.

It is an arithmetic number, because the mean of its divisors is an integer number (34040667067038).

Almost surely, 2^{102122001201111} is an apocalyptic number.

102122001201111 is a deficient number, since it is larger than the sum of its proper divisors (34040667067041).

102122001201111 is an equidigital number, since it uses as much as digits as its factorization.

102122001201111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34040667067040.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 102122001201111 its reverse (111102100221201), we get a palindrome (213224101422312).

The spelling of 102122001201111 in words is "one hundred two trillion, one hundred twenty-two billion, one million, two hundred one thousand, one hundred eleven".