102133142 has 8 divisors (see below), whose sum is σ = 153279000. Its totient is φ = 51040144.

The previous prime is 102133123. The next prime is 102133177. The reversal of 102133142 is 241331201.

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

It is a self number, because there is not a number n which added to its sum of digits gives 102133142.

It is a congruent number.

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, 7967 + ... + 16362.

It is an arithmetic number, because the mean of its divisors is an integer number (19159875).

Almost surely, 2^102133142 is an apocalyptic number.

102133142 is a deficient number, since it is larger than the sum of its proper divisors (51145858).

102133142 is a wasteful number, since it uses less digits than its factorization.

102133142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26430.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 102133142 is about 10106.0942999756. The cubic root of 102133142 is about 467.4360796056.

Adding to 102133142 its reverse (241331201), we get a palindrome (343464343).

The spelling of 102133142 in words is "one hundred two million, one hundred thirty-three thousand, one hundred forty-two".