101200440442 has 8 divisors (see below), whose sum is σ = 151806921876. Its totient is φ = 50598133152.

The previous prime is 101200440421. The next prime is 101200440493. The reversal of 101200440442 is 244044002101.

It can be written as a sum of positive squares in 2 ways, for example, as 100914864241 + 285576201 = 317671^2 + 16899^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 982203 + ... + 1080334.

Almost surely, 2^101200440442 is an apocalyptic number.

101200440442 is a deficient number, since it is larger than the sum of its proper divisors (50606481434).

101200440442 is a wasteful number, since it uses less digits than its factorization.

101200440442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2087072.

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 101200440442 its reverse (244044002101), we get a palindrome (345244442543).

The spelling of 101200440442 in words is "one hundred one billion, two hundred million, four hundred forty thousand, four hundred forty-two".