12011010002111 has 4 divisors (see below), whose sum is σ = 12073894871424. Its totient is φ = 11948125132800.

The previous prime is 12011010002087. The next prime is 12011010002119. The reversal of 12011010002111 is 11120001011021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12011010002111 - 2¹⁰ = 12011010001087 is a prime.

It is a super-2 number, since 2×12011010002111² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12011010002092 and 12011010002101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12011010002119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31442434370 + ... + 31442434751.

It is an arithmetic number, because the mean of its divisors is an integer number (3018473717856).

Almost surely, 2^{12011010002111} is an apocalyptic number.

12011010002111 is a deficient number, since it is larger than the sum of its proper divisors (62884869313).

12011010002111 is an equidigital number, since it uses as much as digits as its factorization.

12011010002111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62884869312.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 12011010002111 its reverse (11120001011021), we get a palindrome (23131011013132).

The spelling of 12011010002111 in words is "twelve trillion, eleven billion, ten million, two thousand, one hundred eleven".