103531240042 has 8 divisors (see below), whose sum is σ = 155442956256. Its totient is φ = 51716921292.

The previous prime is 103531240039. The next prime is 103531240073. The reversal of 103531240042 is 240042135301.

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

It is a junction number, because it is equal to n+sod(n) for n = 103531239989 and 103531240016.

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, 24346708 + ... + 24350959.

It is an arithmetic number, because the mean of its divisors is an integer number (19430369532).

Almost surely, 2^103531240042 is an apocalyptic number.

103531240042 is a deficient number, since it is larger than the sum of its proper divisors (51911716214).

103531240042 is a wasteful number, since it uses less digits than its factorization.

103531240042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48698732.

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 103531240042 its reverse (240042135301), we get a palindrome (343573375343).

The spelling of 103531240042 in words is "one hundred three billion, five hundred thirty-one million, two hundred forty thousand, forty-two".