102133042 has 16 divisors (see below), whose sum is σ = 176958432. Its totient is φ = 43693120.

The previous prime is 102133013. The next prime is 102133069. The reversal of 102133042 is 240331201.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136168 + ... + 136915.

It is an arithmetic number, because the mean of its divisors is an integer number (11059902).

Almost surely, 2^102133042 is an apocalyptic number.

102133042 is a deficient number, since it is larger than the sum of its proper divisors (74825390).

102133042 is a wasteful number, since it uses less digits than its factorization.

102133042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273113.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 102133042 is about 10106.0893524647. The cubic root of 102133042 is about 467.4359270478.

Adding to 102133042 its reverse (240331201), we get a palindrome (342464243).

The spelling of 102133042 in words is "one hundred two million, one hundred thirty-three thousand, forty-two".