12102012022111 has 8 divisors (see below), whose sum is σ = 13559011012944. Its totient is φ = 10704482377920.

The previous prime is 12102012022081. The next prime is 12102012022141. The reversal of 12102012022111 is 11122021020121.

It is an interprime number because it is at equal distance from previous prime (12102012022081) and next prime (12102012022141).

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 12102012022111 - 2¹³ = 12102012013919 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 (12102012022141) 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, 14867336230 + ... + 14867337043.

It is an arithmetic number, because the mean of its divisors is an integer number (1694876376618).

Almost surely, 2^{12102012022111} is an apocalyptic number.

12102012022111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12102012022111 is a deficient number, since it is larger than the sum of its proper divisors (1456998990833).

12102012022111 is a wasteful number, since it uses less digits than its factorization.

12102012022111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29734673321.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 12102012022111 its reverse (11122021020121), we get a palindrome (23224033042232).

The spelling of 12102012022111 in words is "twelve trillion, one hundred two billion, twelve million, twenty-two thousand, one hundred eleven".