1002223155146 has 16 divisors (see below), whose sum is σ = 1535350982400. Its totient is φ = 490439916720.

The previous prime is 1002223155133. The next prime is 1002223155151. The reversal of 1002223155146 is 6415513222001.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 7793780 + ... + 7921328.

It is an arithmetic number, because the mean of its divisors is an integer number (95959436400).

Almost surely, 2^{1002223155146} is an apocalyptic number.

1002223155146 is a deficient number, since it is larger than the sum of its proper divisors (533127827254).

1002223155146 is a wasteful number, since it uses less digits than its factorization.

1002223155146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211189.

The product of its (nonzero) digits is 14400, while the sum is 32.

Adding to 1002223155146 its reverse (6415513222001), we get a palindrome (7417736377147).

The spelling of 1002223155146 in words is "one trillion, two billion, two hundred twenty-three million, one hundred fifty-five thousand, one hundred forty-six".