10001105561056 has 12 divisors (see below), whose sum is σ = 19689676573392. Its totient is φ = 5000552780512.

The previous prime is 10001105561003. The next prime is 10001105561071. The reversal of 10001105561056 is 65016550110001.

It is a super-2 number, since 2×10001105561056² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156267274360 + ... + 156267274423.

It is an arithmetic number, because the mean of its divisors is an integer number (1640806381116).

Almost surely, 2^{10001105561056} is an apocalyptic number.

10001105561056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

10001105561056 is a deficient number, since it is larger than the sum of its proper divisors (9688571012336).

10001105561056 is an equidigital number, since it uses as much as digits as its factorization.

10001105561056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312534548793 (or 312534548785 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 31.

Adding to 10001105561056 its reverse (65016550110001), we get a palindrome (75017655671057).

The spelling of 10001105561056 in words is "ten trillion, one billion, one hundred five million, five hundred sixty-one thousand, fifty-six".