102303443331 has 12 divisors (see below), whose sum is σ = 154196494608. Its totient is φ = 65236978224.

The previous prime is 102303443317. The next prime is 102303443393. The reversal of 102303443331 is 133344303201.

It is not a de Polignac number, because 102303443331 - 2⁶ = 102303443267 is a prime.

It is a super-2 number, since 2×102303443331² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102303443295 and 102303443304.

It is not an unprimeable number, because it can be changed into a prime (102303443311) 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, 247109560 + ... + 247109973.

It is an arithmetic number, because the mean of its divisors is an integer number (12849707884).

Almost surely, 2^102303443331 is an apocalyptic number.

102303443331 is a deficient number, since it is larger than the sum of its proper divisors (51893051277).

102303443331 is a wasteful number, since it uses less digits than its factorization.

102303443331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494219562 (or 494219559 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 102303443331 its reverse (133344303201), we get a palindrome (235647746532).

The spelling of 102303443331 in words is "one hundred two billion, three hundred three million, four hundred forty-three thousand, three hundred thirty-one".