1044123215422 has 8 divisors (see below), whose sum is σ = 1789925512176. Its totient is φ = 447481378032.

The previous prime is 1044123215419. The next prime is 1044123215423. The reversal of 1044123215422 is 2245123214401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1044123215423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37290114823 + ... + 37290114850.

It is an arithmetic number, because the mean of its divisors is an integer number (223740689022).

Almost surely, 2^{1044123215422} is an apocalyptic number.

1044123215422 is a deficient number, since it is larger than the sum of its proper divisors (745802296754).

1044123215422 is an equidigital number, since it uses as much as digits as its factorization.

1044123215422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74580229682.

The product of its (nonzero) digits is 15360, while the sum is 31.

Adding to 1044123215422 its reverse (2245123214401), we get a palindrome (3289246429823).

The spelling of 1044123215422 in words is "one trillion, forty-four billion, one hundred twenty-three million, two hundred fifteen thousand, four hundred twenty-two".