102102212220999 has 8 divisors (see below), whose sum is σ = 137208222197760. Its totient is φ = 67532171862456.

The previous prime is 102102212220997. The next prime is 102102212221007. The reversal of 102102212220999 is 999022212201201.

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

It is not a de Polignac number, because 102102212220999 - 2¹ = 102102212220997 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102102212220999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102102212220997) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133992404109 + ... + 133992404870.

It is an arithmetic number, because the mean of its divisors is an integer number (17151027774720).

Almost surely, 2^{102102212220999} is an apocalyptic number.

102102212220999 is a deficient number, since it is larger than the sum of its proper divisors (35106009976761).

102102212220999 is a wasteful number, since it uses less digits than its factorization.

102102212220999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267984809109.

The product of its (nonzero) digits is 46656, while the sum is 42.

The spelling of 102102212220999 in words is "one hundred two trillion, one hundred two billion, two hundred twelve million, two hundred twenty thousand, nine hundred ninety-nine".