1303220032117 has 2 divisors, whose sum is σ = 1303220032118. Its totient is φ = 1303220032116.

The previous prime is 1303220032097. The next prime is 1303220032129. The reversal of 1303220032117 is 7112300223031.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1123273543716 + 179946488401 = 1059846^2 + 424201^2 .

It is an emirp because it is prime and its reverse (7112300223031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1303220032117 - 2¹¹ = 1303220030069 is a prime.

It is a super-2 number, since 2×1303220032117² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1303220032091 and 1303220032100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1303220032717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651610016058 + 651610016059.

It is an arithmetic number, because the mean of its divisors is an integer number (651610016059).

Almost surely, 2^{1303220032117} is an apocalyptic number.

It is an amenable number.

1303220032117 is a deficient number, since it is larger than the sum of its proper divisors (1).

1303220032117 is an equidigital number, since it uses as much as digits as its factorization.

1303220032117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 25.

Adding to 1303220032117 its reverse (7112300223031), we get a palindrome (8415520255148).

The spelling of 1303220032117 in words is "one trillion, three hundred three billion, two hundred twenty million, thirty-two thousand, one hundred seventeen".