240222221142 has 32 divisors (see below), whose sum is σ = 482774027904. Its totient is φ = 79686360000.

The previous prime is 240222221137. The next prime is 240222221171. The reversal of 240222221142 is 241122222042.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 1695418 + ... + 1831634.

It is an arithmetic number, because the mean of its divisors is an integer number (15086688372).

Almost surely, 2^240222221142 is an apocalyptic number.

240222221142 is an abundant number, since it is smaller than the sum of its proper divisors (242551806762).

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

240222221142 is a wasteful number, since it uses less digits than its factorization.

240222221142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137644.

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 240222221142 its reverse (241122222042), we get a palindrome (481344443184).

The spelling of 240222221142 in words is "two hundred forty billion, two hundred twenty-two million, two hundred twenty-one thousand, one hundred forty-two".