100442221344002 has 4 divisors (see below), whose sum is σ = 150663332016006. Its totient is φ = 50221110672000.

The previous prime is 100442221343897. The next prime is 100442221344007. The reversal of 100442221344002 is 200443122244001.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 52995211407961 + 47447009936041 = 7279781^2 + 6888179^2 .

It is not an unprimeable number, because it can be changed into a prime (100442221344007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25110555335999 + ... + 25110555336002.

Almost surely, 2^{100442221344002} is an apocalyptic number.

100442221344002 is a deficient number, since it is larger than the sum of its proper divisors (50221110672004).

100442221344002 is an equidigital number, since it uses as much as digits as its factorization.

100442221344002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50221110672003.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 100442221344002 its reverse (200443122244001), we get a palindrome (300885343588003).

The spelling of 100442221344002 in words is "one hundred trillion, four hundred forty-two billion, two hundred twenty-one million, three hundred forty-four thousand, two".