1320224220231 has 16 divisors (see below), whose sum is σ = 2012844390144. Its totient is φ = 754011033984.

The previous prime is 1320224220221. The next prime is 1320224220257.

1320224220231 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 1320224220231 - 2⁶ = 1320224220167 is a prime.

It is a super-2 number, since 2×1320224220231² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320224220221) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 16743321 + ... + 16821986.

It is an arithmetic number, because the mean of its divisors is an integer number (125802774384).

Almost surely, 2^{1320224220231} is an apocalyptic number.

1320224220231 is a deficient number, since it is larger than the sum of its proper divisors (692620169913).

1320224220231 is a wasteful number, since it uses less digits than its factorization.

1320224220231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33567190.

The product of its (nonzero) digits is 2304, while the sum is 24.

The spelling of 1320224220231 in words is "one trillion, three hundred twenty billion, two hundred twenty-four million, two hundred twenty thousand, two hundred thirty-one".