220120110002 has 24 divisors (see below), whose sum is σ = 358406755380. Its totient is φ = 101345437440.

The previous prime is 220120109987. The next prime is 220120110017. The reversal of 220120110002 is 200011021022.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (220120109987) and next prime (220120110017).

It can be written as a sum of positive squares in 6 ways, for example, as 67771188241 + 152348921761 = 260329^2 + 390319^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 657899 + ... + 934382.

Almost surely, 2^220120110002 is an apocalyptic number.

220120110002 is a deficient number, since it is larger than the sum of its proper divisors (138286645378).

220120110002 is a wasteful number, since it uses less digits than its factorization.

220120110002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1592718 (or 1592705 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 220120110002 its reverse (200011021022), we get a palindrome (420131131024).

The spelling of 220120110002 in words is "two hundred twenty billion, one hundred twenty million, one hundred ten thousand, two".