12000012001101 has 6 divisors (see below), whose sum is σ = 17333350668270. Its totient is φ = 8000008000728.

The previous prime is 12000012001097. The next prime is 12000012001121. The reversal of 12000012001101 is 10110021000021.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 11446542959076 + 553469042025 = 3383274^2 + 743955^2 .

It is not a de Polignac number, because 12000012001101 - 2² = 12000012001097 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 1333334666789 = 12000012001101 / (1 + 2 + 0 + 0 + 0 + 0 + 1 + 2 + 0 + 0 + 1 + 1 + 0 + 1).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12000012001121) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 666667333386 + ... + 666667333403.

It is an arithmetic number, because the mean of its divisors is an integer number (2888891778045).

Almost surely, 2^{12000012001101} is an apocalyptic number.

It is an amenable number.

12000012001101 is a deficient number, since it is larger than the sum of its proper divisors (5333338667169).

12000012001101 is a wasteful number, since it uses less digits than its factorization.

12000012001101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1333334666795 (or 1333334666792 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 12000012001101 its reverse (10110021000021), we get a palindrome (22110033001122).

The spelling of 12000012001101 in words is "twelve trillion, twelve million, one thousand, one hundred one".