12010101012111 has 8 divisors (see below), whose sum is σ = 16013598415920. Its totient is φ = 8006668808192.

The previous prime is 12010101012073. The next prime is 12010101012181. The reversal of 12010101012111 is 11121010101021.

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 12010101012111 - 2¹⁴ = 12010100995727 is a prime.

It is a super-2 number, since 2×12010101012111² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12010101012181) 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, 15868530 + ... + 16608143.

It is an arithmetic number, because the mean of its divisors is an integer number (2001699801990).

Almost surely, 2^{12010101012111} is an apocalyptic number.

12010101012111 is a deficient number, since it is larger than the sum of its proper divisors (4003497403809).

12010101012111 is a wasteful number, since it uses less digits than its factorization.

12010101012111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32599945.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 12010101012111 its reverse (11121010101021), we get a palindrome (23131111113132).

The spelling of 12010101012111 in words is "twelve trillion, ten billion, one hundred one million, twelve thousand, one hundred eleven".