122201100220111 has 8 divisors (see below), whose sum is σ = 133311135573504. Its totient is φ = 111091205604120.

The previous prime is 122201100220109. The next prime is 122201100220123. The reversal of 122201100220111 is 111022001102221.

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 122201100220111 - 2¹ = 122201100220109 is a prime.

It is a super-2 number, since 2×122201100220111² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122201100220411) 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, 33364735 + ... + 36845728.

It is an arithmetic number, because the mean of its divisors is an integer number (16663891946688).

Almost surely, 2^{122201100220111} is an apocalyptic number.

122201100220111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

122201100220111 is a deficient number, since it is larger than the sum of its proper divisors (11110035353393).

122201100220111 is a wasteful number, since it uses less digits than its factorization.

122201100220111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70368701.

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

Adding to 122201100220111 its reverse (111022001102221), we get a palindrome (233223101322332).

The spelling of 122201100220111 in words is "one hundred twenty-two trillion, two hundred one billion, one hundred million, two hundred twenty thousand, one hundred eleven".