1222240412140 has 48 divisors (see below), whose sum is σ = 2828908129824. Its totient is φ = 439869081600.

The previous prime is 1222240412111. The next prime is 1222240412167. The reversal of 1222240412140 is 412140422221.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28615971 + ... + 28658650.

It is an arithmetic number, because the mean of its divisors is an integer number (58935586038).

Almost surely, 2^{1222240412140} is an apocalyptic number.

1222240412140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1222240412140 is an abundant number, since it is smaller than the sum of its proper divisors (1606667717684).

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

1222240412140 is a wasteful number, since it uses less digits than its factorization.

1222240412140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57274738 (or 57274736 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 1222240412140 its reverse (412140422221), we get a palindrome (1634380834361).

The spelling of 1222240412140 in words is "one trillion, two hundred twenty-two billion, two hundred forty million, four hundred twelve thousand, one hundred forty".