102212011021211 has 16 divisors (see below), whose sum is σ = 126451208554944. Its totient is φ = 80452020731904.

The previous prime is 102212011021147. The next prime is 102212011021217. The reversal of 102212011021211 is 112120110212201.

It is a cyclic number.

It is not a de Polignac number, because 102212011021211 - 2⁶ = 102212011021147 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102212011021211.

It is not an unprimeable number, because it can be changed into a prime (102212011021217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2909850086 + ... + 2909885211.

It is an arithmetic number, because the mean of its divisors is an integer number (7903200534684).

Almost surely, 2^{102212011021211} is an apocalyptic number.

102212011021211 is a deficient number, since it is larger than the sum of its proper divisors (24239197533733).

102212011021211 is a wasteful number, since it uses less digits than its factorization.

102212011021211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5819735510.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 102212011021211 its reverse (112120110212201), we get a palindrome (214332121233412).

The spelling of 102212011021211 in words is "one hundred two trillion, two hundred twelve billion, eleven million, twenty-one thousand, two hundred eleven".