2012222221102 has 32 divisors (see below), whose sum is σ = 3198950707680. Its totient is φ = 946019450880.

The previous prime is 2012222221073. The next prime is 2012222221127. The reversal of 2012222221102 is 2011222222102.

It is a self number, because there is not a number n which added to its sum of digits gives 2012222221102.

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, 194056174 + ... + 194066542.

It is an arithmetic number, because the mean of its divisors is an integer number (99967209615).

Almost surely, 2^{2012222221102} is an apocalyptic number.

2012222221102 is a deficient number, since it is larger than the sum of its proper divisors (1186728486578).

2012222221102 is a wasteful number, since it uses less digits than its factorization.

2012222221102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15316.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 2012222221102 its reverse (2011222222102), we get a palindrome (4023444443204).

The spelling of 2012222221102 in words is "two trillion, twelve billion, two hundred twenty-two million, two hundred twenty-one thousand, one hundred two".