1023112632666 has 128 divisors (see below), whose sum is σ = 2224392192000. Its totient is φ = 312748482816.

The previous prime is 1023112632599. The next prime is 1023112632673. The reversal of 1023112632666 is 6662362113201.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 402323791 + ... + 402326333.

It is an arithmetic number, because the mean of its divisors is an integer number (17378064000).

Almost surely, 2^{1023112632666} is an apocalyptic number.

1023112632666 is an abundant number, since it is smaller than the sum of its proper divisors (1201279559334).

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

1023112632666 is a wasteful number, since it uses less digits than its factorization.

1023112632666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3268.

The product of its (nonzero) digits is 93312, while the sum is 39.

Adding to 1023112632666 its reverse (6662362113201), we get a palindrome (7685474745867).

The spelling of 1023112632666 in words is "one trillion, twenty-three billion, one hundred twelve million, six hundred thirty-two thousand, six hundred sixty-six".