220025240250 has 64 divisors (see below), whose sum is σ = 568120400640. Its totient is φ = 56650171200.

The previous prime is 220025240177. The next prime is 220025240263. The reversal of 220025240250 is 52042520022.

It is a happy number.

It is a super-2 number, since 2×220025240250² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 220025240250.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5036302 + ... + 5079801.

It is an arithmetic number, because the mean of its divisors is an integer number (8876881260).

Almost surely, 2^220025240250 is an apocalyptic number.

220025240250 is an abundant number, since it is smaller than the sum of its proper divisors (348095160390).

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

220025240250 is a wasteful number, since it uses less digits than its factorization.

220025240250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10116152 (or 10116142 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 24.

Adding to 220025240250 its reverse (52042520022), we get a palindrome (272067760272).

The spelling of 220025240250 in words is "two hundred twenty billion, twenty-five million, two hundred forty thousand, two hundred fifty".