1232220013211 has 8 divisors (see below), whose sum is σ = 1375501410624. Its totient is φ = 1094148848520.

The previous prime is 1232220013181. The next prime is 1232220013217. The reversal of 1232220013211 is 1123100222321.

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 1232220013211 - 2¹⁸ = 1232219751067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1232220013217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1302557681 + ... + 1302558626.

It is an arithmetic number, because the mean of its divisors is an integer number (171937676328).

Almost surely, 2^{1232220013211} is an apocalyptic number.

1232220013211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1232220013211 is a deficient number, since it is larger than the sum of its proper divisors (143281397413).

1232220013211 is a wasteful number, since it uses less digits than its factorization.

1232220013211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2605116361.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1232220013211 its reverse (1123100222321), we get a palindrome (2355320235532).

The spelling of 1232220013211 in words is "one trillion, two hundred thirty-two billion, two hundred twenty million, thirteen thousand, two hundred eleven".