12101012122011 has 8 divisors (see below), whose sum is σ = 16152471898944. Its totient is φ = 8058446879880.

The previous prime is 12101012121917. The next prime is 12101012122013. The reversal of 12101012122011 is 11022121010121.

It is a happy number.

12101012122011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 12101012122011 - 2¹⁴ = 12101012105627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12101012122013) 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, 2223630525 + ... + 2223635966.

It is an arithmetic number, because the mean of its divisors is an integer number (2019058987368).

Almost surely, 2^{12101012122011} is an apocalyptic number.

12101012122011 is a deficient number, since it is larger than the sum of its proper divisors (4051459776933).

12101012122011 is an equidigital number, since it uses as much as digits as its factorization.

12101012122011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4447267401.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 12101012122011 its reverse (11022121010121), we get a palindrome (23123133132132).

The spelling of 12101012122011 in words is "twelve trillion, one hundred one billion, twelve million, one hundred twenty-two thousand, eleven".