12010101111011 has 16 divisors (see below), whose sum is σ = 12067348827744. Its totient is φ = 11953014511104.

The previous prime is 12010101110927. The next prime is 12010101111059. The reversal of 12010101111011 is 11011110101021.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 12010101111011 - 2⁴² = 7612054599907 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12010101110983 and 12010101111001.

It is not an unprimeable number, because it can be changed into a prime (12010101111091) 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, 452225345 + ... + 452251901.

It is an arithmetic number, because the mean of its divisors is an integer number (754209301734).

Almost surely, 2^{12010101111011} is an apocalyptic number.

12010101111011 is a deficient number, since it is larger than the sum of its proper divisors (57247716733).

12010101111011 is a wasteful number, since it uses less digits than its factorization.

12010101111011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29510.

The product of its (nonzero) digits is 2, while the sum is 11.

Adding to 12010101111011 its reverse (11011110101021), we get a palindrome (23021211212032).

The spelling of 12010101111011 in words is "twelve trillion, ten billion, one hundred one million, one hundred eleven thousand, eleven".