1010103011321 has 8 divisors (see below), whose sum is σ = 1017865779840. Its totient is φ = 1002347326512.

The previous prime is 1010103011311. The next prime is 1010103011327. The reversal of 1010103011321 is 1231103010101.

It is a happy number.

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 1010103011321 - 2¹⁰ = 1010103010297 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1010103011296 and 1010103011305.

It is not an unprimeable number, because it can be changed into a prime (1010103011327) 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, 1484465 + ... + 2055198.

It is an arithmetic number, because the mean of its divisors is an integer number (127233222480).

Almost surely, 2^{1010103011321} is an apocalyptic number.

It is an amenable number.

1010103011321 is a deficient number, since it is larger than the sum of its proper divisors (7762768519).

1010103011321 is a wasteful number, since it uses less digits than its factorization.

1010103011321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3541855.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 1010103011321 its reverse (1231103010101), we get a palindrome (2241206021422).

The spelling of 1010103011321 in words is "one trillion, ten billion, one hundred three million, eleven thousand, three hundred twenty-one".