231306002 has 8 divisors (see below), whose sum is σ = 347761596. Its totient is φ = 115385472.

The previous prime is 231305999. The next prime is 231306037. The reversal of 231306002 is 200603132.

231306002 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 228281881 + 3024121 = 15109^2 + 1739^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×231306002² = 107004933122448008, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132683 + ... + 134414.

Almost surely, 2^231306002 is an apocalyptic number.

231306002 is a deficient number, since it is larger than the sum of its proper divisors (116455594).

231306002 is a wasteful number, since it uses less digits than its factorization.

231306002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267532.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 231306002 is about 15208.7475486971. The cubic root of 231306002 is about 613.8500572862.

Adding to 231306002 its reverse (200603132), we get a palindrome (431909134).

The spelling of 231306002 in words is "two hundred thirty-one million, three hundred six thousand, two".