102011001211 has 8 divisors (see below), whose sum is σ = 116877667040. Its totient is φ = 87217751808.

The previous prime is 102011001187. The next prime is 102011001217. The reversal of 102011001211 is 112100110201.

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

It is a cyclic number.

It is not a de Polignac number, because 102011001211 - 2⁵ = 102011001179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102011001217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18351126 + ... + 18356683.

It is an arithmetic number, because the mean of its divisors is an integer number (14609708380).

Almost surely, 2^102011001211 is an apocalyptic number.

102011001211 is a deficient number, since it is larger than the sum of its proper divisors (14866665829).

102011001211 is an equidigital number, since it uses as much as digits as its factorization.

102011001211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36708213.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 102011001211 its reverse (112100110201), we get a palindrome (214111111412).

The spelling of 102011001211 in words is "one hundred two billion, eleven million, one thousand, two hundred eleven".