12212010011211 has 8 divisors (see below), whose sum is σ = 16558657642560. Its totient is φ = 8003351193672.

The previous prime is 12212010011197. The next prime is 12212010011219. The reversal of 12212010011211 is 11211001021221.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12212010011211 - 2²¹ = 12212007914059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12212010011219) 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, 34497203245 + ... + 34497203598.

It is an arithmetic number, because the mean of its divisors is an integer number (2069832205320).

Almost surely, 2^{12212010011211} is an apocalyptic number.

12212010011211 is a deficient number, since it is larger than the sum of its proper divisors (4346647631349).

12212010011211 is an equidigital number, since it uses as much as digits as its factorization.

12212010011211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68994406905.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 12212010011211 its reverse (11211001021221), we get a palindrome (23423011032432).

The spelling of 12212010011211 in words is "twelve trillion, two hundred twelve billion, ten million, eleven thousand, two hundred eleven".