1303401340031 has 16 divisors (see below), whose sum is σ = 1505829050880. Its totient is φ = 1105065439200.

The previous prime is 1303401340019. The next prime is 1303401340081. The reversal of 1303401340031 is 1300431043031.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1303401340031 is a prime.

It is a super-2 number, since 2×1303401340031² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1303401339979 and 1303401340006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303401340081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1007195 + ... + 1902956.

It is an arithmetic number, because the mean of its divisors is an integer number (94114315680).

Almost surely, 2^{1303401340031} is an apocalyptic number.

1303401340031 is a deficient number, since it is larger than the sum of its proper divisors (202427710849).

1303401340031 is a wasteful number, since it uses less digits than its factorization.

1303401340031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2910854.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 1303401340031 its reverse (1300431043031), we get a palindrome (2603832383062).

The spelling of 1303401340031 in words is "one trillion, three hundred three billion, four hundred one million, three hundred forty thousand, thirty-one".