12002222212101 has 12 divisors (see below), whose sum is σ = 18912592576800. Its totient is φ = 7274074067880.

The previous prime is 12002222212093. The next prime is 12002222212109. The reversal of 12002222212101 is 10121222220021.

It is a happy number.

12002222212101 is a `hidden beast` number, since 1 + 200 + 222 + 221 + 21 + 0 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (12002222212093) and next prime (12002222212109).

It is not a de Polignac number, because 12002222212101 - 2³ = 12002222212093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12002222212109) 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, 60617283801 + ... + 60617283998.

It is an arithmetic number, because the mean of its divisors is an integer number (1576049381400).

Almost surely, 2^{12002222212101} is an apocalyptic number.

12002222212101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12002222212101 is a deficient number, since it is larger than the sum of its proper divisors (6910370364699).

12002222212101 is a wasteful number, since it uses less digits than its factorization.

12002222212101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121234567816 (or 121234567813 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 12002222212101 its reverse (10121222220021), we get a palindrome (22123444432122).

The spelling of 12002222212101 in words is "twelve trillion, two billion, two hundred twenty-two million, two hundred twelve thousand, one hundred one".