103034310021 has 12 divisors (see below), whose sum is σ = 150272263648. Its totient is φ = 68022650664.

The previous prime is 103034310019. The next prime is 103034310059. The reversal of 103034310021 is 120013430301.

It is not a de Polignac number, because 103034310021 - 2¹ = 103034310019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 103034309976 and 103034310003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103034310011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55573135 + ... + 55574988.

Almost surely, 2^103034310021 is an apocalyptic number.

It is an amenable number.

103034310021 is a deficient number, since it is larger than the sum of its proper divisors (47237953627).

103034310021 is a wasteful number, since it uses less digits than its factorization.

103034310021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111148232 (or 111148229 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 103034310021 its reverse (120013430301), we get a palindrome (223047740322).

The spelling of 103034310021 in words is "one hundred three billion, thirty-four million, three hundred ten thousand, twenty-one".