201445216150042 has 8 divisors (see below), whose sum is σ = 302865671395476. Its totient is φ = 100489992351552.

The previous prime is 201445216149979. The next prime is 201445216150043. The reversal of 201445216150042 is 240051612544102.

It can be written as a sum of positive squares in 2 ways, for example, as 161988212596681 + 39457003553361 = 12727459^2 + 6281481^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 201445216149983 and 201445216150010.

It is not an unprimeable number, because it can be changed into a prime (201445216150043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116307860653 + ... + 116307862384.

Almost surely, 2^{201445216150042} is an apocalyptic number.

201445216150042 is a deficient number, since it is larger than the sum of its proper divisors (101420455245434).

201445216150042 is a wasteful number, since it uses less digits than its factorization.

201445216150042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232615723472.

The product of its (nonzero) digits is 76800, while the sum is 37.

Adding to 201445216150042 its reverse (240051612544102), we get a palindrome (441496828694144).

The spelling of 201445216150042 in words is "two hundred one trillion, four hundred forty-five billion, two hundred sixteen million, one hundred fifty thousand, forty-two".