1220033213399 has 24 divisors (see below), whose sum is σ = 1650496313760. Its totient is φ = 877546359360.

The previous prime is 1220033213393. The next prime is 1220033213423. The reversal of 1220033213399 is 9933123300221.

It is not a de Polignac number, because 1220033213399 - 2²⁸ = 1219764777943 is a prime.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1220033213393) 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 23 ways as a sum of consecutive naturals, for example, 55389644 + ... + 55411665.

It is an arithmetic number, because the mean of its divisors is an integer number (68770679740).

Almost surely, 2^{1220033213399} is an apocalyptic number.

1220033213399 is a deficient number, since it is larger than the sum of its proper divisors (430463100361).

1220033213399 is a wasteful number, since it uses less digits than its factorization.

1220033213399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110801351 (or 110801340 counting only the distinct ones).

The product of its (nonzero) digits is 52488, while the sum is 38.

The spelling of 1220033213399 in words is "one trillion, two hundred twenty billion, thirty-three million, two hundred thirteen thousand, three hundred ninety-nine".