103021021313 has 4 divisors (see below), whose sum is σ = 117738310080. Its totient is φ = 88303732548.

The previous prime is 103021021289. The next prime is 103021021351. The reversal of 103021021313 is 313120120301.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 103021021313 - 2⁶ = 103021021249 is a prime.

It is a super-3 number, since 3×103021021313³ (a number of 34 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 = 103021021291 and 103021021300.

It is not an unprimeable number, because it can be changed into a prime (103021021913) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7358644373 + ... + 7358644386.

It is an arithmetic number, because the mean of its divisors is an integer number (29434577520).

Almost surely, 2^103021021313 is an apocalyptic number.

It is an amenable number.

103021021313 is a deficient number, since it is larger than the sum of its proper divisors (14717288767).

103021021313 is an equidigital number, since it uses as much as digits as its factorization.

103021021313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14717288766.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 103021021313 its reverse (313120120301), we get a palindrome (416141141614).

The spelling of 103021021313 in words is "one hundred three billion, twenty-one million, twenty-one thousand, three hundred thirteen".