22025342441442 has 32 divisors (see below), whose sum is σ = 44806116556800. Its totient is φ = 7215924478928.

The previous prime is 22025342441381. The next prime is 22025342441461. The reversal of 22025342441442 is 24414424352022.

It is a self number, because there is not a number n which added to its sum of digits gives 22025342441442.

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, 4314642 + ... + 7916237.

It is an arithmetic number, because the mean of its divisors is an integer number (1400191142400).

Almost surely, 2^{22025342441442} is an apocalyptic number.

22025342441442 is an abundant number, since it is smaller than the sum of its proper divisors (22780774115358).

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

22025342441442 is a wasteful number, since it uses less digits than its factorization.

22025342441442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12236030.

The product of its (nonzero) digits is 491520, while the sum is 39.

Adding to 22025342441442 its reverse (24414424352022), we get a palindrome (46439766793464).

The spelling of 22025342441442 in words is "twenty-two trillion, twenty-five billion, three hundred forty-two million, four hundred forty-one thousand, four hundred forty-two".