1242224201442 has 32 divisors (see below), whose sum is σ = 2916109325952. Its totient is φ = 345328735104.

The previous prime is 1242224201429. The next prime is 1242224201503. The reversal of 1242224201442 is 2441024222421.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 399684483 + ... + 399687590.

It is an arithmetic number, because the mean of its divisors is an integer number (91128416436).

Almost surely, 2^{1242224201442} is an apocalyptic number.

1242224201442 is an abundant number, since it is smaller than the sum of its proper divisors (1673885124510).

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

1242224201442 is a wasteful number, since it uses less digits than its factorization.

1242224201442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 799372122.

The product of its (nonzero) digits is 16384, while the sum is 30.

Adding to 1242224201442 its reverse (2441024222421), we get a palindrome (3683248423863).

The spelling of 1242224201442 in words is "one trillion, two hundred forty-two billion, two hundred twenty-four million, two hundred one thousand, four hundred forty-two".