201211112102202 has 24 divisors (see below), whose sum is σ = 436111295090484. Its totient is φ = 67046696002944.

The previous prime is 201211112102191. The next prime is 201211112102249. The reversal of 201211112102202 is 202201211112102.

201211112102202 is a `hidden beast` number, since 2 + 0 + 121 + 111 + 210 + 220 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 199033660669041 + 2177451433161 = 14107929^2 + 1475619^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1972839073 + ... + 1972941060.

Almost surely, 2^{201211112102202} is an apocalyptic number.

201211112102202 is an abundant number, since it is smaller than the sum of its proper divisors (234900182988282).

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

201211112102202 is a wasteful number, since it uses less digits than its factorization.

201211112102202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3945782974 (or 3945782971 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 201211112102202 its reverse (202201211112102), we get a palindrome (403412323214304).

It can be divided in two parts, 201211112102 and 202, that multiplied together give a palindrome (40644644644604).

The spelling of 201211112102202 in words is "two hundred one trillion, two hundred eleven billion, one hundred twelve million, one hundred two thousand, two hundred two".