102000212112009 has 16 divisors (see below), whose sum is σ = 144000909857088. Its totient is φ = 63999861798912.

The previous prime is 102000212111879. The next prime is 102000212112031. The reversal of 102000212112009 is 900211212000201.

It is not a de Polignac number, because 102000212112009 - 2²⁹ = 101999675241097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102000212112059) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8268729 + ... + 16503705.

It is an arithmetic number, because the mean of its divisors is an integer number (9000056866068).

Almost surely, 2^{102000212112009} is an apocalyptic number.

It is an amenable number.

102000212112009 is a deficient number, since it is larger than the sum of its proper divisors (42000697745079).

102000212112009 is a wasteful number, since it uses less digits than its factorization.

102000212112009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8477864.

The product of its (nonzero) digits is 144, while the sum is 21.

The spelling of 102000212112009 in words is "one hundred two trillion, two hundred twelve million, one hundred twelve thousand, nine".