211202102112 has 24 divisors (see below), whose sum is σ = 554405518296. Its totient is φ = 70400700672.

The previous prime is 211202102101. The next prime is 211202102131. The reversal of 211202102112 is 211201202112.

It is a tau number, because it is divible by the number of its divisors (24).

It is a junction number, because it is equal to n+sod(n) for n = 211202102091 and 211202102100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1100010853 + ... + 1100011044.

It is an arithmetic number, because the mean of its divisors is an integer number (23100229929).

Almost surely, 2^211202102112 is an apocalyptic number.

It is an amenable number.

211202102112 is an abundant number, since it is smaller than the sum of its proper divisors (343203416184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211202102112 is a wasteful number, since it uses less digits than its factorization.

211202102112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2200021910 (or 2200021902 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 211202102112 its reverse (211201202112), we get a palindrome (422403304224).

The spelling of 211202102112 in words is "two hundred eleven billion, two hundred two million, one hundred two thousand, one hundred twelve".