1061000100085 has 8 divisors (see below), whose sum is σ = 1279797013080. Its totient is φ = 844402151424.

The previous prime is 1061000100073. The next prime is 1061000100103. The reversal of 1061000100085 is 5800010001601.

1061000100085 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 993951729 + 1060006148356 = 31527^2 + 1029566^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1061000100085 - 2⁹ = 1061000099573 is a prime.

It is a super-2 number, since 2×1061000100085² (a number of 25 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 in 7 ways as a sum of consecutive naturals, for example, 549740020 + ... + 549741949.

It is an arithmetic number, because the mean of its divisors is an integer number (159974626635).

Almost surely, 2^{1061000100085} is an apocalyptic number.

It is an amenable number.

1061000100085 is a deficient number, since it is larger than the sum of its proper divisors (218796912995).

1061000100085 is a wasteful number, since it uses less digits than its factorization.

1061000100085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1099482167.

The product of its (nonzero) digits is 240, while the sum is 22.

Adding to 1061000100085 its reverse (5800010001601), we get a palindrome (6861010101686).

The spelling of 1061000100085 in words is "one trillion, sixty-one billion, one hundred thousand, eighty-five".