12023111164650 has 48 divisors (see below), whose sum is σ = 30379906570464. Its totient is φ = 3145669334080.

The previous prime is 12023111164643. The next prime is 12023111164651. The reversal of 12023111164650 is 5646111132021.

It is not an unprimeable number, because it can be changed into a prime (12023111164651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 756162564 + ... + 756178463.

It is an arithmetic number, because the mean of its divisors is an integer number (632914720218).

Almost surely, 2^{12023111164650} is an apocalyptic number.

12023111164650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12023111164650 is an abundant number, since it is smaller than the sum of its proper divisors (18356795405814).

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

12023111164650 is a wasteful number, since it uses less digits than its factorization.

12023111164650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1512341095 (or 1512341090 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 33.

Adding to 12023111164650 its reverse (5646111132021), we get a palindrome (17669222296671).

The spelling of 12023111164650 in words is "twelve trillion, twenty-three billion, one hundred eleven million, one hundred sixty-four thousand, six hundred fifty".