1002223155141 has 48 divisors (see below), whose sum is σ = 1580663362096. Its totient is φ = 608191193088.

The previous prime is 1002223155133. The next prime is 1002223155151. The reversal of 1002223155141 is 1415513222001.

It is a happy number.

1002223155141 is a `hidden beast` number, since 100 + 2 + 2 + 2 + 3 + 1 + 551 + 4 + 1 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 172283935041 + 829939220100 = 415071^2 + 911010^2 .

It is not a de Polignac number, because 1002223155141 - 2³ = 1002223155133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002223155121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 83841021 + ... + 83852973.

Almost surely, 2^{1002223155141} is an apocalyptic number.

It is an amenable number.

1002223155141 is a deficient number, since it is larger than the sum of its proper divisors (578440206955).

1002223155141 is a wasteful number, since it uses less digits than its factorization.

1002223155141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21862 (or 21859 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

Adding to 1002223155141 its reverse (1415513222001), we get a palindrome (2417736377142).

The spelling of 1002223155141 in words is "one trillion, two billion, two hundred twenty-three million, one hundred fifty-five thousand, one hundred forty-one".