1011232312 has 16 divisors (see below), whose sum is σ = 1896417360. Its totient is φ = 505521024.

The previous prime is 1011232289. The next prime is 1011232337. The reversal of 1011232312 is 2132321101.

It is a congruent number.

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, 56253 + ... + 72019.

It is an arithmetic number, because the mean of its divisors is an integer number (118526085).

Almost surely, 2^1011232312 is an apocalyptic number.

It is an amenable number.

1011232312 is a deficient number, since it is larger than the sum of its proper divisors (885185048).

1011232312 is a wasteful number, since it uses less digits than its factorization.

1011232312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23790 (or 23786 counting only the distinct ones).

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

The square root of 1011232312 is about 31799.8791192671. The cubic root of 1011232312 is about 1003.7301725123.

Adding to 1011232312 its reverse (2132321101), we get a palindrome (3143553413).

It can be divided in two parts, 10112 and 32312, that added together give a palindrome (42424).

The spelling of 1011232312 in words is "one billion, eleven million, two hundred thirty-two thousand, three hundred twelve".