102133444242 has 16 divisors (see below), whose sum is σ = 204541819200. Its totient is φ = 33998659632.

The previous prime is 102133444229. The next prime is 102133444243. The reversal of 102133444242 is 242444331201.

102133444242 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (102133444243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11450617 + ... + 11459532.

It is an arithmetic number, because the mean of its divisors is an integer number (12783863700).

Almost surely, 2^102133444242 is an apocalyptic number.

102133444242 is an abundant number, since it is smaller than the sum of its proper divisors (102408374958).

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

102133444242 is a wasteful number, since it uses less digits than its factorization.

102133444242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22910897.

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

Adding to 102133444242 its reverse (242444331201), we get a palindrome (344577775443).

The spelling of 102133444242 in words is "one hundred two billion, one hundred thirty-three million, four hundred forty-four thousand, two hundred forty-two".