12211003045 has 16 divisors (see below), whose sum is σ = 15015857472. Its totient is φ = 9527696640.

The previous prime is 12211003031. The next prime is 12211003081. The reversal of 12211003045 is 54030011221.

It is not a de Polignac number, because 12211003045 - 2¹⁹ = 12210478757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107469 + ... + 189661.

It is an arithmetic number, because the mean of its divisors is an integer number (938491092).

Almost surely, 2^12211003045 is an apocalyptic number.

It is an amenable number.

12211003045 is a deficient number, since it is larger than the sum of its proper divisors (2804854427).

12211003045 is an equidigital number, since it uses as much as digits as its factorization.

12211003045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82932.

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 12211003045 its reverse (54030011221), we get a palindrome (66241014266).

The spelling of 12211003045 in words is "twelve billion, two hundred eleven million, three thousand, forty-five".