999999852111130 has 16 divisors (see below), whose sum is σ = 1938461251784904. Its totient is φ = 369230714625600.

The previous prime is 999999852111107. The next prime is 999999852111131. The reversal of 999999852111130 is 31111258999999.

It can be written as a sum of positive squares in 4 ways, for example, as 334118806692889 + 665881045418241 = 18278917^2 + 25804671^2 .

It is a super-2 number, since 2×999999852111130² (a number of 31 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (999999852111131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3846153277221 + ... + 3846153277480.

Almost surely, 2^{999999852111130} is an apocalyptic number.

999999852111130 is a deficient number, since it is larger than the sum of its proper divisors (938461399673774).

999999852111130 is a wasteful number, since it uses less digits than its factorization.

999999852111130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7692306554721.

The product of its (nonzero) digits is 127545840, while the sum is 76.

The spelling of 999999852111130 in words is "nine hundred ninety-nine trillion, nine hundred ninety-nine billion, eight hundred fifty-two million, one hundred eleven thousand, one hundred thirty".