1231133310162 has 32 divisors (see below), whose sum is σ = 3126687772800. Its totient is φ = 351752374224.

The previous prime is 1231133310131. The next prime is 1231133310163. The reversal of 1231133310162 is 2610133311321.

1231133310162 is a `hidden beast` number, since 1 + 2 + 311 + 3 + 331 + 0 + 16 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1231133310163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1628482837 + ... + 1628483592.

It is an arithmetic number, because the mean of its divisors is an integer number (97708992900).

Almost surely, 2^{1231133310162} is an apocalyptic number.

1231133310162 is an abundant number, since it is smaller than the sum of its proper divisors (1895554462638).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1231133310162 is a wasteful number, since it uses less digits than its factorization.

1231133310162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3256966447 (or 3256966441 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

Adding to 1231133310162 its reverse (2610133311321), we get a palindrome (3841266621483).

The spelling of 1231133310162 in words is "one trillion, two hundred thirty-one billion, one hundred thirty-three million, three hundred ten thousand, one hundred sixty-two".