230111130602 has 16 divisors (see below), whose sum is σ = 355547479560. Its totient is φ = 111613759488.

The previous prime is 230111130589. The next prime is 230111130611. The reversal of 230111130602 is 206031111032.

It is a Cunningham number, because it is equal to 479699²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 230111130601 + 1 = 479699^2 + 1^2 .

It is a super-2 number, since 2×230111130602² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4588727 + ... + 4638602.

Almost surely, 2^230111130602 is an apocalyptic number.

230111130602 is a deficient number, since it is larger than the sum of its proper divisors (125436348958).

230111130602 is a wasteful number, since it uses less digits than its factorization.

230111130602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9227705.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 230111130602 its reverse (206031111032), we get a palindrome (436142241634).

The spelling of 230111130602 in words is "two hundred thirty billion, one hundred eleven million, one hundred thirty thousand, six hundred two".