1303110213031 has 12 divisors (see below), whose sum is σ = 1510115771160. Its totient is φ = 1114960607360.

The previous prime is 1303110212983. The next prime is 1303110213037. The reversal of 1303110213031 is 1303120113031.

It is not a de Polignac number, because 1303110213031 - 2⁷ = 1303110212903 is a prime.

It is a super-2 number, since 2×1303110213031² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303110213037) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 204952816 + ... + 204959173.

It is an arithmetic number, because the mean of its divisors is an integer number (125842980930).

Almost surely, 2^{1303110213031} is an apocalyptic number.

1303110213031 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1303110213031 is a deficient number, since it is larger than the sum of its proper divisors (207005558129).

1303110213031 is a wasteful number, since it uses less digits than its factorization.

1303110213031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409912034 (or 409912017 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 1303110213031 its reverse (1303120113031), we get a palindrome (2606230326062).

The spelling of 1303110213031 in words is "one trillion, three hundred three billion, one hundred ten million, two hundred thirteen thousand, thirty-one".