1044121123432 has 64 divisors (see below), whose sum is σ = 2067696046080. Its totient is φ = 493324489152.

The previous prime is 1044121123429. The next prime is 1044121123433. The reversal of 1044121123432 is 2343211214401.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1044121123432.

It is not an unprimeable number, because it can be changed into a prime (1044121123433) 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, 4904433 + ... + 5112895.

It is an arithmetic number, because the mean of its divisors is an integer number (32307750720).

Almost surely, 2^{1044121123432} is an apocalyptic number.

It is an amenable number.

1044121123432 is a deficient number, since it is larger than the sum of its proper divisors (1023574922648).

1044121123432 is a wasteful number, since it uses less digits than its factorization.

1044121123432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208822 (or 208818 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 1044121123432 its reverse (2343211214401), we get a palindrome (3387332337833).

The spelling of 1044121123432 in words is "one trillion, forty-four billion, one hundred twenty-one million, one hundred twenty-three thousand, four hundred thirty-two".