103240123142 has 8 divisors (see below), whose sum is σ = 166772506656. Its totient is φ = 47649287592.

The previous prime is 103240123139. The next prime is 103240123159. The reversal of 103240123142 is 241321042301.

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, 1985386958 + ... + 1985387009.

It is an arithmetic number, because the mean of its divisors is an integer number (20846563332).

Almost surely, 2^103240123142 is an apocalyptic number.

103240123142 is a deficient number, since it is larger than the sum of its proper divisors (63532383514).

103240123142 is a wasteful number, since it uses less digits than its factorization.

103240123142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3970773982.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 103240123142 its reverse (241321042301), we get a palindrome (344561165443).

The spelling of 103240123142 in words is "one hundred three billion, two hundred forty million, one hundred twenty-three thousand, one hundred forty-two".