2220343324154 has 4 divisors (see below), whose sum is σ = 3330514986234. Its totient is φ = 1110171662076.

The previous prime is 2220343324153. The next prime is 2220343324163. The reversal of 2220343324154 is 4514233430222.

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

It can be written as a sum of positive squares in only one way, i.e., 2216605835929 + 3737488225 = 1488827^2 + 61135^2 .

It is not an unprimeable number, because it can be changed into a prime (2220343324153) 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 as a sum of consecutive naturals, namely, 555085831037 + ... + 555085831040.

Almost surely, 2^{2220343324154} is an apocalyptic number.

2220343324154 is a deficient number, since it is larger than the sum of its proper divisors (1110171662080).

2220343324154 is a wasteful number, since it uses less digits than its factorization.

2220343324154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110171662079.

The product of its (nonzero) digits is 138240, while the sum is 35.

Adding to 2220343324154 its reverse (4514233430222), we get a palindrome (6734576754376).

The spelling of 2220343324154 in words is "two trillion, two hundred twenty billion, three hundred forty-three million, three hundred twenty-four thousand, one hundred fifty-four".