101102212111211 has 4 divisors (see below), whose sum is σ = 101102833344552. Its totient is φ = 101101590877872.

The previous prime is 101102212111181. The next prime is 101102212111231. The reversal of 101102212111211 is 112111212201101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 101102212111211 - 2³⁴ = 101085032242027 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 101102212111211.

It is not an unprimeable number, because it can be changed into a prime (101102212111231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 310372490 + ... + 310698063.

It is an arithmetic number, because the mean of its divisors is an integer number (25275708336138).

Almost surely, 2^{101102212111211} is an apocalyptic number.

101102212111211 is a deficient number, since it is larger than the sum of its proper divisors (621233341).

101102212111211 is an equidigital number, since it uses as much as digits as its factorization.

101102212111211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 621233340.

The product of its (nonzero) digits is 16, while the sum is 17.

Adding to 101102212111211 its reverse (112111212201101), we get a palindrome (213213424312312).

The spelling of 101102212111211 in words is "one hundred one trillion, one hundred two billion, two hundred twelve million, one hundred eleven thousand, two hundred eleven".