1001221442342 has 16 divisors (see below), whose sum is σ = 1691212760064. Its totient is φ = 440419989000.

The previous prime is 1001221442321. The next prime is 1001221442387. The reversal of 1001221442342 is 2432441221001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 734032634 + ... + 734033997.

It is an arithmetic number, because the mean of its divisors is an integer number (105700797504).

Almost surely, 2^{1001221442342} is an apocalyptic number.

1001221442342 is a deficient number, since it is larger than the sum of its proper divisors (689991317722).

1001221442342 is a wasteful number, since it uses less digits than its factorization.

1001221442342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1468066675.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 1001221442342 its reverse (2432441221001), we get a palindrome (3433662663343).

The spelling of 1001221442342 in words is "one trillion, one billion, two hundred twenty-one million, four hundred forty-two thousand, three hundred forty-two".