201211211102 has 8 divisors (see below), whose sum is σ = 329254709112. Its totient is φ = 91459641400.

The previous prime is 201211211083. The next prime is 201211211111. The reversal of 201211211102 is 201112112102.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 4572982049 + ... + 4572982092.

It is an arithmetic number, because the mean of its divisors is an integer number (41156838639).

Almost surely, 2^201211211102 is an apocalyptic number.

201211211102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

201211211102 is a deficient number, since it is larger than the sum of its proper divisors (128043498010).

201211211102 is a wasteful number, since it uses less digits than its factorization.

201211211102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9145964154.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 201211211102 its reverse (201112112102), we get a palindrome (402323323204).

The spelling of 201211211102 in words is "two hundred one billion, two hundred eleven million, two hundred eleven thousand, one hundred two".