102200012110987 has 4 divisors (see below), whose sum is σ = 116800013841136. Its totient is φ = 87600010380840.

The previous prime is 102200012110969. The next prime is 102200012111011. The reversal of 102200012110987 is 789011210002201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102200012110987 is a prime.

It is a super-2 number, since 2×102200012110987² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102200012110927) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7300000865064 + ... + 7300000865077.

It is an arithmetic number, because the mean of its divisors is an integer number (29200003460284).

Almost surely, 2^{102200012110987} is an apocalyptic number.

102200012110987 is a deficient number, since it is larger than the sum of its proper divisors (14600001730149).

102200012110987 is an equidigital number, since it uses as much as digits as its factorization.

102200012110987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14600001730148.

The product of its (nonzero) digits is 4032, while the sum is 34.

The spelling of 102200012110987 in words is "one hundred two trillion, two hundred billion, twelve million, one hundred ten thousand, nine hundred eighty-seven".