103121131124 has 12 divisors (see below), whose sum is σ = 196867614048. Its totient is φ = 46873241400.

The previous prime is 103121131103. The next prime is 103121131133. The reversal of 103121131124 is 421131121301.

It is a junction number, because it is equal to n+sod(n) for n = 103121131096 and 103121131105.

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, 1171830992 + ... + 1171831079.

It is an arithmetic number, because the mean of its divisors is an integer number (16405634504).

Almost surely, 2^103121131124 is an apocalyptic number.

It is an amenable number.

103121131124 is a deficient number, since it is larger than the sum of its proper divisors (93746482924).

103121131124 is a wasteful number, since it uses less digits than its factorization.

103121131124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2343662086 (or 2343662084 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 103121131124 its reverse (421131121301), we get a palindrome (524252252425).

The spelling of 103121131124 in words is "one hundred three billion, one hundred twenty-one million, one hundred thirty-one thousand, one hundred twenty-four".