12102122021011 has 8 divisors (see below), whose sum is σ = 13281370712064. Its totient is φ = 10936049293320.

The previous prime is 12102122020943. The next prime is 12102122021123. The reversal of 12102122021011 is 11012022120121.

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 12102122021011 - 2⁷ = 12102122020883 is a prime.

It is a super-2 number, since 2×12102122021011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12102122024011) 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, 3293988915 + ... + 3293992588.

It is an arithmetic number, because the mean of its divisors is an integer number (1660171339008).

Almost surely, 2^{12102122021011} is an apocalyptic number.

12102122021011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12102122021011 is a deficient number, since it is larger than the sum of its proper divisors (1179248691053).

12102122021011 is a wasteful number, since it uses less digits than its factorization.

12102122021011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6587981681.

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

Adding to 12102122021011 its reverse (11012022120121), we get a palindrome (23114144141132).

The spelling of 12102122021011 in words is "twelve trillion, one hundred two billion, one hundred twenty-two million, twenty-one thousand, eleven".