10221032432442 has 128 divisors (see below), whose sum is σ = 23930827038720. Its totient is φ = 2885082140160.

The previous prime is 10221032432431. The next prime is 10221032432447. The reversal of 10221032432442 is 24423423012201.

It is not an unprimeable number, because it can be changed into a prime (10221032432447) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3162063 + ... + 5517309.

It is an arithmetic number, because the mean of its divisors is an integer number (186959586240).

Almost surely, 2^{10221032432442} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10221032432442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11965413519360).

10221032432442 is an abundant number, since it is smaller than the sum of its proper divisors (13709794606278).

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

10221032432442 is a wasteful number, since it uses less digits than its factorization.

10221032432442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2355388.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 10221032432442 its reverse (24423423012201), we get a palindrome (34644455444643).

The spelling of 10221032432442 in words is "ten trillion, two hundred twenty-one billion, thirty-two million, four hundred thirty-two thousand, four hundred forty-two".