220342520154 has 8 divisors (see below), whose sum is σ = 440685040320. Its totient is φ = 73447506716.

The previous prime is 220342520149. The next prime is 220342520159. The reversal of 220342520154 is 451025243022.

It is an interprime number because it is at equal distance from previous prime (220342520149) and next prime (220342520159).

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

220342520154 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (220342520159) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 18361876674 + ... + 18361876685.

It is an arithmetic number, because the mean of its divisors is an integer number (55085630040).

Almost surely, 2^220342520154 is an apocalyptic number.

220342520154 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220342520154 is a wasteful number, since it uses less digits than its factorization.

220342520154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36723753364.

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 220342520154 its reverse (451025243022), we get a palindrome (671367763176).

The spelling of 220342520154 in words is "two hundred twenty billion, three hundred forty-two million, five hundred twenty thousand, one hundred fifty-four".