1022233145444 has 24 divisors (see below), whose sum is σ = 2079118265280. Its totient is φ = 430674496416.

The previous prime is 1022233145383. The next prime is 1022233145447. The reversal of 1022233145444 is 4445413322201.

1022233145444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (1022233145447) 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, 309390947 + ... + 309394250.

It is an arithmetic number, because the mean of its divisors is an integer number (86629927720).

Almost surely, 2^{1022233145444} is an apocalyptic number.

1022233145444 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1022233145444 is an abundant number, since it is smaller than the sum of its proper divisors (1056885119836).

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

1022233145444 is a wasteful number, since it uses less digits than its factorization.

1022233145444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 618785267 (or 618785265 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 35.

Adding to 1022233145444 its reverse (4445413322201), we get a palindrome (5467646467645).

The spelling of 1022233145444 in words is "one trillion, twenty-two billion, two hundred thirty-three million, one hundred forty-five thousand, four hundred forty-four".