110111212002001 has 16 divisors (see below), whose sum is σ = 133272641516544. Its totient is φ = 88930089818064.

The previous prime is 110111212001953. The next prime is 110111212002017. The reversal of 110111212002001 is 100200212111011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 110111212002001 - 2¹⁷ = 110111211870929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (110111212302001) 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, 5103874075 + ... + 5103895648.

It is an arithmetic number, because the mean of its divisors is an integer number (8329540094784).

Almost surely, 2^{110111212002001} is an apocalyptic number.

It is an amenable number.

110111212002001 is a deficient number, since it is larger than the sum of its proper divisors (23161429514543).

110111212002001 is a wasteful number, since it uses less digits than its factorization.

110111212002001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10207769820.

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

Adding to 110111212002001 its reverse (100200212111011), we get a palindrome (210311424113012).

The spelling of 110111212002001 in words is "one hundred ten trillion, one hundred eleven billion, two hundred twelve million, two thousand, one".