1232231012 has 6 divisors (see below), whose sum is σ = 2156404278. Its totient is φ = 616115504.

The previous prime is 1232230991. The next prime is 1232231023. The reversal of 1232231012 is 2101322321.

It can be written as a sum of positive squares in only one way, i.e., 1082804836 + 149426176 = 32906^2 + 12224^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 154028873 + ... + 154028880.

It is an arithmetic number, because the mean of its divisors is an integer number (359400713).

Almost surely, 2^1232231012 is an apocalyptic number.

It is an amenable number.

1232231012 is a deficient number, since it is larger than the sum of its proper divisors (924173266).

1232231012 is a wasteful number, since it uses less digits than its factorization.

1232231012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308057757 (or 308057755 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1232231012 is about 35103.1481779056. The cubic root of 1232231012 is about 1072.0886828412.

Adding to 1232231012 its reverse (2101322321), we get a palindrome (3333553333).

It can be divided in two parts, 12322 and 31012, that added together give a palindrome (43334).

The spelling of 1232231012 in words is "one billion, two hundred thirty-two million, two hundred thirty-one thousand, twelve".