1040320023112 has 8 divisors (see below), whose sum is σ = 1950600043350. Its totient is φ = 520160011552.

The previous prime is 1040320023049. The next prime is 1040320023131. The reversal of 1040320023112 is 2113200230401.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1036376936676 + 3943086436 = 1018026^2 + 62794^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 1040320023112.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65020001437 + ... + 65020001452.

Almost surely, 2^{1040320023112} is an apocalyptic number.

It is an amenable number.

1040320023112 is a deficient number, since it is larger than the sum of its proper divisors (910280020238).

1040320023112 is a wasteful number, since it uses less digits than its factorization.

1040320023112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130040002895 (or 130040002891 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1040320023112 its reverse (2113200230401), we get a palindrome (3153520253513).

The spelling of 1040320023112 in words is "one trillion, forty billion, three hundred twenty million, twenty-three thousand, one hundred twelve".