1042110022145 has 8 divisors (see below), whose sum is σ = 1262004798120. Its totient is φ = 826039503360.

The previous prime is 1042110022141. The next prime is 1042110022171. The reversal of 1042110022145 is 5412200112401.

It can be written as a sum of positive squares in 4 ways, for example, as 383915312881 + 658194709264 = 619609^2 + 811292^2 .

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

It is not a de Polignac number, because 1042110022145 - 2² = 1042110022141 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1042110022145.

It is not an unprimeable number, because it can be changed into a prime (1042110022141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 956063696 + ... + 956064785.

It is an arithmetic number, because the mean of its divisors is an integer number (157750599765).

Almost surely, 2^{1042110022145} is an apocalyptic number.

It is an amenable number.

1042110022145 is a deficient number, since it is larger than the sum of its proper divisors (219894775975).

1042110022145 is a wasteful number, since it uses less digits than its factorization.

1042110022145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1912128595.

The product of its (nonzero) digits is 640, while the sum is 23.

Adding to 1042110022145 its reverse (5412200112401), we get a palindrome (6454310134546).

The spelling of 1042110022145 in words is "one trillion, forty-two billion, one hundred ten million, twenty-two thousand, one hundred forty-five".