122200221112111 has 8 divisors (see below), whose sum is σ = 125497433790720. Its totient is φ = 118932058765848.

The previous prime is 122200221112091. The next prime is 122200221112139. The reversal of 122200221112111 is 111211122002221.

It is a happy number.

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 122200221112111 - 2¹¹ = 122200221110063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122200221112171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7262574561 + ... + 7262591386.

It is an arithmetic number, because the mean of its divisors is an integer number (15687179223840).

Almost surely, 2^{122200221112111} is an apocalyptic number.

122200221112111 is a deficient number, since it is larger than the sum of its proper divisors (3297212678609).

122200221112111 is a wasteful number, since it uses less digits than its factorization.

122200221112111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14525166173.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 122200221112111 its reverse (111211122002221), we get a palindrome (233411343114332).

The spelling of 122200221112111 in words is "one hundred twenty-two trillion, two hundred billion, two hundred twenty-one million, one hundred twelve thousand, one hundred eleven".