2220155442233 has 4 divisors (see below), whose sum is σ = 2220159187428. Its totient is φ = 2220151697040.

The previous prime is 2220155442161. The next prime is 2220155442257. The reversal of 2220155442233 is 3322445510222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1060133818384 + 1160021623849 = 1029628^2 + 1077043^2 .

It is a cyclic number.

It is not a de Polignac number, because 2220155442233 - 2²⁰ = 2220154393657 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2220155442193 and 2220155442202.

It is not an unprimeable number, because it can be changed into a prime (2220155444233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 765038 + ... + 2241783.

It is an arithmetic number, because the mean of its divisors is an integer number (555039796857).

Almost surely, 2^{2220155442233} is an apocalyptic number.

It is an amenable number.

2220155442233 is a deficient number, since it is larger than the sum of its proper divisors (3745195).

2220155442233 is an equidigital number, since it uses as much as digits as its factorization.

2220155442233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3745194.

The product of its (nonzero) digits is 115200, while the sum is 35.

The spelling of 2220155442233 in words is "two trillion, two hundred twenty billion, one hundred fifty-five million, four hundred forty-two thousand, two hundred thirty-three".