1322100425442 has 32 divisors (see below), whose sum is σ = 2842589952000. Its totient is φ = 408622302288.

The previous prime is 1322100425413. The next prime is 1322100425519. The reversal of 1322100425442 is 2445240012231.

It is a happy number.

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, 123370942 + ... + 123381657.

It is an arithmetic number, because the mean of its divisors is an integer number (88830936000).

Almost surely, 2^{1322100425442} is an apocalyptic number.

1322100425442 is an abundant number, since it is smaller than the sum of its proper divisors (1520489526558).

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

1322100425442 is a wasteful number, since it uses less digits than its factorization.

1322100425442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246752670.

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 1322100425442 its reverse (2445240012231), we get a palindrome (3767340437673).

The spelling of 1322100425442 in words is "one trillion, three hundred twenty-two billion, one hundred million, four hundred twenty-five thousand, four hundred forty-two".