103121323335544 has 32 divisors (see below), whose sum is σ = 196545104058240. Its totient is φ = 50709492662400.

The previous prime is 103121323335497. The next prime is 103121323335559. The reversal of 103121323335544 is 445533323121301.

It is a junction number, because it is equal to n+sod(n) for n = 103121323335497 and 103121323335506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8125384 + ... + 16500439.

It is an arithmetic number, because the mean of its divisors is an integer number (6142034501820).

Almost surely, 2^{103121323335544} is an apocalyptic number.

It is an amenable number.

103121323335544 is a deficient number, since it is larger than the sum of its proper divisors (93423780722696).

103121323335544 is a wasteful number, since it uses less digits than its factorization.

103121323335544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24634471 (or 24634467 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 40.

Adding to 103121323335544 its reverse (445533323121301), we get a palindrome (548654646456845).

The spelling of 103121323335544 in words is "one hundred three trillion, one hundred twenty-one billion, three hundred twenty-three million, three hundred thirty-five thousand, five hundred forty-four".