1002223154255 has 16 divisors (see below), whose sum is σ = 1228891038624. Its totient is φ = 784383550080.

The previous prime is 1002223154221. The next prime is 1002223154269. The reversal of 1002223154255 is 5524513222001.

It is not a de Polignac number, because 1002223154255 - 2¹⁶ = 1002223088719 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5357576 + ... + 5541485.

It is an arithmetic number, because the mean of its divisors is an integer number (76805689914).

Almost surely, 2^{1002223154255} is an apocalyptic number.

1002223154255 is a deficient number, since it is larger than the sum of its proper divisors (226667884369).

1002223154255 is a wasteful number, since it uses less digits than its factorization.

1002223154255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10899466.

The product of its (nonzero) digits is 24000, while the sum is 32.

Adding to 1002223154255 its reverse (5524513222001), we get a palindrome (6526736376256).

The spelling of 1002223154255 in words is "one trillion, two billion, two hundred twenty-three million, one hundred fifty-four thousand, two hundred fifty-five".