1002231450252 has 72 divisors (see below), whose sum is σ = 2553101272176. Its totient is φ = 331488267264.

The previous prime is 1002231450251. The next prime is 1002231450257. The reversal of 1002231450252 is 2520541322001.

1002231450252 is a `hidden beast` number, since 100 + 2 + 2 + 3 + 1 + 4 + 502 + 52 = 666.

It is not an unprimeable number, because it can be changed into a prime (1002231450251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3482148 + ... + 3758964.

Almost surely, 2^{1002231450252} is an apocalyptic number.

1002231450252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1002231450252 is an abundant number, since it is smaller than the sum of its proper divisors (1550869821924).

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

1002231450252 is a wasteful number, since it uses less digits than its factorization.

1002231450252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277607 (or 277602 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 1002231450252 its reverse (2520541322001), we get a palindrome (3522772772253).

The spelling of 1002231450252 in words is "one trillion, two billion, two hundred thirty-one million, four hundred fifty thousand, two hundred fifty-two".