102113121142 has 8 divisors (see below), whose sum is σ = 153242177256. Its totient is φ = 51032395392.

The previous prime is 102113121041. The next prime is 102113121193. The reversal of 102113121142 is 241121311201.

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

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, 12077308 + ... + 12085759.

It is an arithmetic number, because the mean of its divisors is an integer number (19155272157).

Almost surely, 2^102113121142 is an apocalyptic number.

102113121142 is a deficient number, since it is larger than the sum of its proper divisors (51129056114).

102113121142 is a wasteful number, since it uses less digits than its factorization.

102113121142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24165182.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 102113121142 its reverse (241121311201), we get a palindrome (343234432343).

The spelling of 102113121142 in words is "one hundred two billion, one hundred thirteen million, one hundred twenty-one thousand, one hundred forty-two".