12011211002212 has 12 divisors (see below), whose sum is σ = 21062429072496. Its totient is φ = 5993374124360.

The previous prime is 12011211002179. The next prime is 12011211002279. The reversal of 12011211002212 is 21220011211021.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3057841978 + ... + 3057845905.

It is an arithmetic number, because the mean of its divisors is an integer number (1755202422708).

Almost surely, 2^{12011211002212} is an apocalyptic number.

It is an amenable number.

12011211002212 is a deficient number, since it is larger than the sum of its proper divisors (9051218070284).

12011211002212 is a wasteful number, since it uses less digits than its factorization.

12011211002212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6115688378 (or 6115688376 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 12011211002212 its reverse (21220011211021), we get a palindrome (33231222213233).

The spelling of 12011211002212 in words is "twelve trillion, eleven billion, two hundred eleven million, two thousand, two hundred twelve".