1220334003213 has 32 divisors (see below), whose sum is σ = 1765220585856. Its totient is φ = 745446094848.

The previous prime is 1220334003211. The next prime is 1220334003271. The reversal of 1220334003213 is 3123004330221.

It is not a de Polignac number, because 1220334003213 - 2¹ = 1220334003211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1220334003211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2778945 + ... + 3187977.

It is an arithmetic number, because the mean of its divisors is an integer number (55163143308).

Almost surely, 2^{1220334003213} is an apocalyptic number.

1220334003213 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1220334003213 is a deficient number, since it is larger than the sum of its proper divisors (544886582643).

1220334003213 is a wasteful number, since it uses less digits than its factorization.

1220334003213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409613.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 1220334003213 its reverse (3123004330221), we get a palindrome (4343338333434).

The spelling of 1220334003213 in words is "one trillion, two hundred twenty billion, three hundred thirty-four million, three thousand, two hundred thirteen".