12001030211211 has 16 divisors (see below), whose sum is σ = 16325711910144. Its totient is φ = 7838932948704.

The previous prime is 12001030211207. The next prime is 12001030211213. The reversal of 12001030211211 is 11211203010021.

It is not a de Polignac number, because 12001030211211 - 2² = 12001030211207 is a prime.

It is a super-2 number, since 2×12001030211211² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12001030211213) 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, 51795121 + ... + 52026306.

It is an arithmetic number, because the mean of its divisors is an integer number (1020356994384).

Almost surely, 2^{12001030211211} is an apocalyptic number.

12001030211211 is a deficient number, since it is larger than the sum of its proper divisors (4324681698933).

12001030211211 is a wasteful number, since it uses less digits than its factorization.

12001030211211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103822210.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 12001030211211 its reverse (11211203010021), we get a palindrome (23212233221232).

The spelling of 12001030211211 in words is "twelve trillion, one billion, thirty million, two hundred eleven thousand, two hundred eleven".