1011323231132 has 24 divisors (see below), whose sum is σ = 1809809822016. Its totient is φ = 494262550208.

The previous prime is 1011323231071. The next prime is 1011323231159. The reversal of 1011323231132 is 2311323231101.

It is a junction number, because it is equal to n+sod(n) for n = 1011323231098 and 1011323231107.

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, 3334223 + ... + 3624870.

It is an arithmetic number, because the mean of its divisors is an integer number (75408742584).

Almost surely, 2^{1011323231132} is an apocalyptic number.

It is an amenable number.

1011323231132 is a deficient number, since it is larger than the sum of its proper divisors (798486590884).

1011323231132 is a wasteful number, since it uses less digits than its factorization.

1011323231132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6959917 (or 6959915 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 1011323231132 its reverse (2311323231101), we get a palindrome (3322646462233).

The spelling of 1011323231132 in words is "one trillion, eleven billion, three hundred twenty-three million, two hundred thirty-one thousand, one hundred thirty-two".