2211011112102 has 32 divisors (see below), whose sum is σ = 4766052826080. Its totient is φ = 679757533440.

The previous prime is 2211011112061. The next prime is 2211011112199. The reversal of 2211011112102 is 2012111101122.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11436399 + ... + 11628122.

It is an arithmetic number, because the mean of its divisors is an integer number (148939150815).

Almost surely, 2^{2211011112102} is an apocalyptic number.

2211011112102 is an abundant number, since it is smaller than the sum of its proper divisors (2555041713978).

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

2211011112102 is a wasteful number, since it uses less digits than its factorization.

2211011112102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23065768.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 2211011112102 its reverse (2012111101122), we get a palindrome (4223122213224).

The spelling of 2211011112102 in words is "two trillion, two hundred eleven billion, eleven million, one hundred twelve thousand, one hundred two".