103121123110320 has 160 divisors (see below), whose sum is σ = 375217553968128. Its totient is φ = 22933500724224.

The previous prime is 103121123110297. The next prime is 103121123110333. The reversal of 103121123110320 is 23011321121301.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 829419204 + ... + 829543523.

Almost surely, 2^{103121123110320} is an apocalyptic number.

103121123110320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103121123110320 is an abundant number, since it is smaller than the sum of its proper divisors (272096430857808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103121123110320 is a wasteful number, since it uses less digits than its factorization.

103121123110320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1658962787 (or 1658962781 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 103121123110320 its reverse (23011321121301), we get a palindrome (126132444231621).

The spelling of 103121123110320 in words is "one hundred three trillion, one hundred twenty-one billion, one hundred twenty-three million, one hundred ten thousand, three hundred twenty".