102212201020111 has 32 divisors (see below), whose sum is σ = 126005599733888. Its totient is φ = 80738872381440.

The previous prime is 102212201020103. The next prime is 102212201020123. The reversal of 102212201020111 is 111020102212201.

It is not a de Polignac number, because 102212201020111 - 2³ = 102212201020103 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102212201920111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 167438635 + ... + 168047971.

It is an arithmetic number, because the mean of its divisors is an integer number (3937674991684).

Almost surely, 2^{102212201020111} is an apocalyptic number.

102212201020111 is a deficient number, since it is larger than the sum of its proper divisors (23793398713777).

102212201020111 is a wasteful number, since it uses less digits than its factorization.

102212201020111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612371.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 102212201020111 its reverse (111020102212201), we get a palindrome (213232303232312).

The spelling of 102212201020111 in words is "one hundred two trillion, two hundred twelve billion, two hundred one million, twenty thousand, one hundred eleven".