1000002105552 has 40 divisors (see below), whose sum is σ = 2583374673280. Its totient is φ = 333329402880.

The previous prime is 1000002105469. The next prime is 1000002105563. The reversal of 1000002105552 is 2555012000001.

It is a super-2 number, since 2×1000002105552² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6340224 + ... + 6496032.

It is an arithmetic number, because the mean of its divisors is an integer number (64584366832).

Almost surely, 2^{1000002105552} is an apocalyptic number.

1000002105552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1000002105552 is an abundant number, since it is smaller than the sum of its proper divisors (1583372567728).

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

1000002105552 is a wasteful number, since it uses less digits than its factorization.

1000002105552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289531 (or 289525 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 21.

Adding to 1000002105552 its reverse (2555012000001), we get a palindrome (3555014105553).

The spelling of 1000002105552 in words is "one trillion, two million, one hundred five thousand, five hundred fifty-two".