102033221242 has 8 divisors (see below), whose sum is σ = 153684894132. Its totient is φ = 50804923200.

The previous prime is 102033221209. The next prime is 102033221243. The reversal of 102033221242 is 242122330201.

It can be written as a sum of positive squares in 2 ways, for example, as 99899612761 + 2133608481 = 316069^2 + 46191^2 .

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

It is not an unprimeable number, because it can be changed into a prime (102033221243) 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, 105843109 + ... + 105844072.

Almost surely, 2^102033221242 is an apocalyptic number.

102033221242 is a deficient number, since it is larger than the sum of its proper divisors (51651672890).

102033221242 is a wasteful number, since it uses less digits than its factorization.

102033221242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211687424.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 102033221242 its reverse (242122330201), we get a palindrome (344155551443).

The spelling of 102033221242 in words is "one hundred two billion, thirty-three million, two hundred twenty-one thousand, two hundred forty-two".