12220110111001 has 8 divisors (see below), whose sum is σ = 13160631665664. Its totient is φ = 11279661854160.

The previous prime is 12220110110987. The next prime is 12220110111047. The reversal of 12220110111001 is 10011101102221.

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 12220110111001 - 2³³ = 12211520176409 is a prime.

It is a super-2 number, since 2×12220110111001² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12220110111101) 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, 17977945 + ... + 18645286.

It is an arithmetic number, because the mean of its divisors is an integer number (1645078958208).

Almost surely, 2^{12220110111001} is an apocalyptic number.

It is an amenable number.

12220110111001 is a deficient number, since it is larger than the sum of its proper divisors (940521554663).

12220110111001 is a wasteful number, since it uses less digits than its factorization.

12220110111001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36648911.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 12220110111001 its reverse (10011101102221), we get a palindrome (22231211213222).

The spelling of 12220110111001 in words is "twelve trillion, two hundred twenty billion, one hundred ten million, one hundred eleven thousand, one".