102111120020211 has 8 divisors (see below), whose sum is σ = 136148262989760. Its totient is φ = 68074028532072.

The previous prime is 102111120020201. The next prime is 102111120020233. The reversal of 102111120020211 is 112020021111201.

It is a happy number.

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

It is not a de Polignac number, because 102111120020211 - 2⁷ = 102111120020083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102111120020201) 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, 7976445 + ... + 16365998.

It is an arithmetic number, because the mean of its divisors is an integer number (17018532873720).

Almost surely, 2^{102111120020211} is an apocalyptic number.

102111120020211 is a deficient number, since it is larger than the sum of its proper divisors (34037142969549).

102111120020211 is a wasteful number, since it uses less digits than its factorization.

102111120020211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25740705.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 102111120020211 its reverse (112020021111201), we get a palindrome (214131141131412).

The spelling of 102111120020211 in words is "one hundred two trillion, one hundred eleven billion, one hundred twenty million, twenty thousand, two hundred eleven".