1003225531550 has 48 divisors (see below), whose sum is σ = 2036114336592. Its totient is φ = 364723526400.

The previous prime is 1003225531543. The next prime is 1003225531603. The reversal of 1003225531550 is 551355223001.

It is a super-2 number, since 2×1003225531550² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2151104 + ... + 2575596.

It is an arithmetic number, because the mean of its divisors is an integer number (42419048679).

Almost surely, 2^{1003225531550} is an apocalyptic number.

1003225531550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1003225531550 is an abundant number, since it is smaller than the sum of its proper divisors (1032888805042).

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

1003225531550 is a wasteful number, since it uses less digits than its factorization.

1003225531550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428813 (or 428808 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 32.

The spelling of 1003225531550 in words is "one trillion, three billion, two hundred twenty-five million, five hundred thirty-one thousand, five hundred fifty".