240102220 has 24 divisors (see below), whose sum is σ = 533875104. Its totient is φ = 90391296.

The previous prime is 240102217. The next prime is 240102241. The reversal of 240102220 is 22201042.

It is a self number, because there is not a number n which added to its sum of digits gives 240102220.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 352752 + ... + 353431.

It is an arithmetic number, because the mean of its divisors is an integer number (22244796).

Almost surely, 2^240102220 is an apocalyptic number.

240102220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

240102220 is an abundant number, since it is smaller than the sum of its proper divisors (293772884).

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

240102220 is a wasteful number, since it uses less digits than its factorization.

240102220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706209 (or 706207 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 240102220 is about 15495.2321699289. The cubic root of 240102220 is about 621.5347168086.

Adding to 240102220 its reverse (22201042), we get a palindrome (262303262).

It can be divided in two parts, 2401022 and 20, that added together give a palindrome (2401042).

The spelling of 240102220 in words is "two hundred forty million, one hundred two thousand, two hundred twenty".