103031021210321 has 8 divisors (see below), whose sum is σ = 108622901100000. Its totient is φ = 97456060776960.

The previous prime is 103031021210311. The next prime is 103031021210329. The reversal of 103031021210321 is 123012120130301.

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 103031021210321 - 2³⁸ = 102756143303377 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103031021210293 and 103031021210302.

It is not an unprimeable number, because it can be changed into a prime (103031021210329) 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, 4229851571 + ... + 4229875928.

It is an arithmetic number, because the mean of its divisors is an integer number (13577862637500).

Almost surely, 2^{103031021210321} is an apocalyptic number.

It is an amenable number.

103031021210321 is a deficient number, since it is larger than the sum of its proper divisors (5591879889679).

103031021210321 is an equidigital number, since it uses as much as digits as its factorization.

103031021210321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8459728159.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 103031021210321 its reverse (123012120130301), we get a palindrome (226043141340622).

The spelling of 103031021210321 in words is "one hundred three trillion, thirty-one billion, twenty-one million, two hundred ten thousand, three hundred twenty-one".