1302232113 has 64 divisors (see below), whose sum is σ = 2514193920. Its totient is φ = 646465536.

The previous prime is 1302232111. The next prime is 1302232117. The reversal of 1302232113 is 3112322031.

It is not a de Polignac number, because 1302232113 - 2¹ = 1302232111 is a prime.

It is a super-2 number, since 2×1302232113² = 3391616952256889538, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1302232111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 26181 + ... + 57357.

It is an arithmetic number, because the mean of its divisors is an integer number (39284280).

Almost surely, 2^1302232113 is an apocalyptic number.

1302232113 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1302232113 is a deficient number, since it is larger than the sum of its proper divisors (1211961807).

1302232113 is a wasteful number, since it uses less digits than its factorization.

1302232113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31223 (or 31217 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1302232113 is about 36086.4533169997. The cubic root of 1302232113 is about 1092.0171700597.

Adding to 1302232113 its reverse (3112322031), we get a palindrome (4414554144).

The spelling of 1302232113 in words is "one billion, three hundred two million, two hundred thirty-two thousand, one hundred thirteen".