1002225531255 has 32 divisors (see below), whose sum is σ = 1828494730944. Its totient is φ = 464379611136.

The previous prime is 1002225531253. The next prime is 1002225531271. The reversal of 1002225531255 is 5521355222001.

It is not a de Polignac number, because 1002225531255 - 2¹ = 1002225531253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002225531253) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 151161924 + ... + 151168553.

It is an arithmetic number, because the mean of its divisors is an integer number (57140460342).

Almost surely, 2^{1002225531255} is an apocalyptic number.

1002225531255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1002225531255 is a deficient number, since it is larger than the sum of its proper divisors (826269199689).

1002225531255 is a wasteful number, since it uses less digits than its factorization.

1002225531255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302330515.

The product of its (nonzero) digits is 30000, while the sum is 33.

The spelling of 1002225531255 in words is "one trillion, two billion, two hundred twenty-five million, five hundred thirty-one thousand, two hundred fifty-five".