242221501250 has 40 divisors (see below), whose sum is σ = 455005923372. Its totient is φ = 96678200000.

The previous prime is 242221501231. The next prime is 242221501253. The reversal of 242221501250 is 52105122242.

It can be written as a sum of positive squares in 10 ways, for example, as 1112022409 + 241109478841 = 33347^2 + 491029^2 .

It is not an unprimeable number, because it can be changed into a prime (242221501253) 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 19 ways as a sum of consecutive naturals, for example, 366080 + ... + 786420.

Almost surely, 2^242221501250 is an apocalyptic number.

242221501250 is a deficient number, since it is larger than the sum of its proper divisors (212784422122).

242221501250 is an equidigital number, since it uses as much as digits as its factorization.

242221501250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420824 (or 420809 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 26.

Adding to 242221501250 its reverse (52105122242), we get a palindrome (294326623492).

The spelling of 242221501250 in words is "two hundred forty-two billion, two hundred twenty-one million, five hundred one thousand, two hundred fifty".