13220213312002 has 8 divisors (see below), whose sum is σ = 20313986308812. Its totient is φ = 6448884542400.

The previous prime is 13220213311939. The next prime is 13220213312057. The reversal of 13220213312002 is 20021331202231.

It can be written as a sum of positive squares in 2 ways, for example, as 12846783546081 + 373429765921 = 3584241^2 + 611089^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80611056699 + ... + 80611056862.

Almost surely, 2^{13220213312002} is an apocalyptic number.

13220213312002 is a deficient number, since it is larger than the sum of its proper divisors (7093772996810).

13220213312002 is a wasteful number, since it uses less digits than its factorization.

13220213312002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161222113604.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 13220213312002 its reverse (20021331202231), we get a palindrome (33241544514233).

The spelling of 13220213312002 in words is "thirteen trillion, two hundred twenty billion, two hundred thirteen million, three hundred twelve thousand, two".