12100012022111 has 8 divisors (see below), whose sum is σ = 13031065798800. Its totient is φ = 11168998762752.

The previous prime is 12100012022107. The next prime is 12100012022149. The reversal of 12100012022111 is 11122021000121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12100012022111 - 2² = 12100012022107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12100012022101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9507665 + ... + 10704938.

It is an arithmetic number, because the mean of its divisors is an integer number (1628883224850).

Almost surely, 2^{12100012022111} is an apocalyptic number.

12100012022111 is a deficient number, since it is larger than the sum of its proper divisors (931053776689).

12100012022111 is a wasteful number, since it uses less digits than its factorization.

12100012022111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20258665.

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

Adding to 12100012022111 its reverse (11122021000121), we get a palindrome (23222033022232).

The spelling of 12100012022111 in words is "twelve trillion, one hundred billion, twelve million, twenty-two thousand, one hundred eleven".