103020685323653 has 2 divisors, whose sum is σ = 103020685323654. Its totient is φ = 103020685323652.

The previous prime is 103020685323551. The next prime is 103020685323701. The reversal of 103020685323653 is 356323586020301.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 79058025365764 + 23962659957889 = 8891458^2 + 4895167^2 .

It is a cyclic number.

It is not a de Polignac number, because 103020685323653 - 2¹⁸ = 103020685061509 is a prime.

It is a super-2 number, since 2×103020685323653² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 103020685323598 and 103020685323607.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103020685325653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51510342661826 + 51510342661827.

It is an arithmetic number, because the mean of its divisors is an integer number (51510342661827).

Almost surely, 2^{103020685323653} is an apocalyptic number.

It is an amenable number.

103020685323653 is a deficient number, since it is larger than the sum of its proper divisors (1).

103020685323653 is an equidigital number, since it uses as much as digits as its factorization.

103020685323653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2332800, while the sum is 47.

The spelling of 103020685323653 in words is "one hundred three trillion, twenty billion, six hundred eighty-five million, three hundred twenty-three thousand, six hundred fifty-three".