102012201102111 has 8 divisors (see below), whose sum is σ = 136032343842864. Its totient is φ = 68000096214720.

The previous prime is 102012201102107. The next prime is 102012201102143. The reversal of 102012201102111 is 111201102210201.

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 102012201102111 - 2² = 102012201102107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102012201102611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2009433726 + ... + 2009484491.

It is an arithmetic number, because the mean of its divisors is an integer number (17004042980358).

Almost surely, 2^{102012201102111} is an apocalyptic number.

102012201102111 is a deficient number, since it is larger than the sum of its proper divisors (34020142740753).

102012201102111 is an equidigital number, since it uses as much as digits as its factorization.

102012201102111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4018926681.

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

Adding to 102012201102111 its reverse (111201102210201), we get a palindrome (213213303312312).

The spelling of 102012201102111 in words is "one hundred two trillion, twelve billion, two hundred one million, one hundred two thousand, one hundred eleven".