109202980700529 has 27 divisors (see below), whose sum is σ = 159931379883873. Its totient is φ = 71803194835392.

The previous prime is 109202980700483. The next prime is 109202980700543. The reversal of 109202980700529 is 925007089202901.

The square root of 109202980700529 is 10450023.

It is a perfect power (a square), and thus also a powerful number.

109202980700529 is a `hidden beast` number, since 1 + 0 + 9 + 20 + 2 + 98 + 0 + 7 + 0 + 0 + 529 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 2773633768929 + 106429346931600 = 1665423^2 + 10316460^2 .

It is a de Polignac number, because none of the positive numbers 2^k-109202980700529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (109202980704529) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 2288531179 + ... + 2288578895.

Almost surely, 2^{109202980700529} is an apocalyptic number.

109202980700529 is the 10450023-rd square number.

109202980700529 is the 5225012-nd centered octagonal number.

It is an amenable number.

109202980700529 is a deficient number, since it is larger than the sum of its proper divisors (50728399183344).

109202980700529 is an frugal number, since it uses more digits than its factorization.

109202980700529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95586 (or 47793 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 54.

The spelling of 109202980700529 in words is "one hundred nine trillion, two hundred two billion, nine hundred eighty million, seven hundred thousand, five hundred twenty-nine".