231122036 has 12 divisors (see below), whose sum is σ = 405332928. Its totient is φ = 115312632.

The previous prime is 231122027. The next prime is 231122063. The reversal of 231122036 is 630221132.

It is a happy number.

231122036 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 231121999 and 231122017.

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, 59996 + ... + 63731.

It is an arithmetic number, because the mean of its divisors is an integer number (33777744).

Almost surely, 2^231122036 is an apocalyptic number.

It is an amenable number.

231122036 is a deficient number, since it is larger than the sum of its proper divisors (174210892).

231122036 is a wasteful number, since it uses less digits than its factorization.

231122036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124198 (or 124196 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 231122036 is about 15202.6983131285. The cubic root of 231122036 is about 613.6872750982.

Adding to 231122036 its reverse (630221132), we get a palindrome (861343168).

The spelling of 231122036 in words is "two hundred thirty-one million, one hundred twenty-two thousand, thirty-six".