12220000100001 has 12 divisors (see below), whose sum is σ = 18128168317012. Its totient is φ = 7926486551136.

The previous prime is 12220000099973. The next prime is 12220000100041. The reversal of 12220000100001 is 10000100002221.

12220000100001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 8677413605025 + 3542586494976 = 2945745^2 + 1882176^2 .

It is not a de Polignac number, because 12220000100001 - 2¹³ = 12220000091809 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

12220000100001 is a modest number, since divided by 100001 gives 1222 as remainder.

It is not an unprimeable number, because it can be changed into a prime (12220000100041) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18348348166 + ... + 18348348831.

Almost surely, 2^{12220000100001} is an apocalyptic number.

It is an amenable number.

12220000100001 is a deficient number, since it is larger than the sum of its proper divisors (5908168217011).

12220000100001 is a wasteful number, since it uses less digits than its factorization.

12220000100001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36696697040 (or 36696697037 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 12220000100001 its reverse (10000100002221), we get a palindrome (22220100102222).

The spelling of 12220000100001 in words is "twelve trillion, two hundred twenty billion, one hundred thousand, one".