1145315123322 has 16 divisors (see below), whose sum is σ = 2293144670592. Its totient is φ = 381352637120.

The previous prime is 1145315123321. The next prime is 1145315123333. The reversal of 1145315123322 is 2233215135411.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1145315123321) 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, 104761743 + ... + 104772674.

It is an arithmetic number, because the mean of its divisors is an integer number (143321541912).

Almost surely, 2^{1145315123322} is an apocalyptic number.

1145315123322 is an abundant number, since it is smaller than the sum of its proper divisors (1147829547270).

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

1145315123322 is a wasteful number, since it uses less digits than its factorization.

1145315123322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209535333.

The product of its digits is 21600, while the sum is 33.

The spelling of 1145315123322 in words is "one trillion, one hundred forty-five billion, three hundred fifteen million, one hundred twenty-three thousand, three hundred twenty-two".