103011220121321 has 8 divisors (see below), whose sum is σ = 107490440610240. Its totient is φ = 98532038948112.

The previous prime is 103011220121269. The next prime is 103011220121357. The reversal of 103011220121321 is 123121022110301.

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

It is a cyclic number.

It is not a de Polignac number, because 103011220121321 - 2³⁴ = 102994040252137 is a prime.

It is a super-3 number, since 3×103011220121321³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103011220121293 and 103011220121302.

It is not an unprimeable number, because it can be changed into a prime (103011220121221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4411250 + ... + 15016043.

It is an arithmetic number, because the mean of its divisors is an integer number (13436305076280).

Almost surely, 2^{103011220121321} is an apocalyptic number.

It is an amenable number.

103011220121321 is a deficient number, since it is larger than the sum of its proper divisors (4479220488919).

103011220121321 is a wasteful number, since it uses less digits than its factorization.

103011220121321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19657855.

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

Adding to 103011220121321 its reverse (123121022110301), we get a palindrome (226132242231622).

The spelling of 103011220121321 in words is "one hundred three trillion, eleven billion, two hundred twenty million, one hundred twenty-one thousand, three hundred twenty-one".