1012231132 has 24 divisors (see below), whose sum is σ = 1935006192. Its totient is φ = 459494400.

The previous prime is 1012231123. The next prime is 1012231159. The reversal of 1012231132 is 2311322101.

It is a super-2 number, since 2×1012231132² = 2049223729180002848, which contains 22 as substring.

It is a congruent number.

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, 19132 + ... + 48892.

It is an arithmetic number, because the mean of its divisors is an integer number (80625258).

Almost surely, 2^1012231132 is an apocalyptic number.

It is an amenable number.

1012231132 is a deficient number, since it is larger than the sum of its proper divisors (922775060).

1012231132 is a wasteful number, since it uses less digits than its factorization.

1012231132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30549 (or 30547 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1012231132 is about 31815.5800198582. The cubic root of 1012231132 is about 1004.0605337491.

Adding to 1012231132 its reverse (2311322101), we get a palindrome (3323553233).

The spelling of 1012231132 in words is "one billion, twelve million, two hundred thirty-one thousand, one hundred thirty-two".