12210220111001 has 16 divisors (see below), whose sum is σ = 13370189313600. Its totient is φ = 11058578443200.

The previous prime is 12210220110973. The next prime is 12210220111009. The reversal of 12210220111001 is 10011102201221.

12210220111001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 12210220111001 - 2⁶ = 12210220110937 is a prime.

It is a super-2 number, since 2×12210220111001² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12210220111009) 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, 145005131 + ... + 145089311.

It is an arithmetic number, because the mean of its divisors is an integer number (835636832100).

Almost surely, 2^{12210220111001} is an apocalyptic number.

12210220111001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12210220111001 is a deficient number, since it is larger than the sum of its proper divisors (1159969202599).

12210220111001 is a wasteful number, since it uses less digits than its factorization.

12210220111001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133480.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 12210220111001 its reverse (10011102201221), we get a palindrome (22221322312222).

The spelling of 12210220111001 in words is "twelve trillion, two hundred ten billion, two hundred twenty million, one hundred eleven thousand, one".