2221110210102 has 24 divisors (see below), whose sum is σ = 5167480897656. Its totient is φ = 634602917088.

The previous prime is 2221110210101. The next prime is 2221110210113. The reversal of 2221110210102 is 2010120111222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2221110210101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3777398023 + ... + 3777398610.

It is an arithmetic number, because the mean of its divisors is an integer number (215311704069).

Almost surely, 2^{2221110210102} is an apocalyptic number.

2221110210102 is an abundant number, since it is smaller than the sum of its proper divisors (2946370687554).

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

2221110210102 is a wasteful number, since it uses less digits than its factorization.

2221110210102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7554796652 (or 7554796645 counting only the distinct ones).

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

Adding to 2221110210102 its reverse (2010120111222), we get a palindrome (4231230321324).

The spelling of 2221110210102 in words is "two trillion, two hundred twenty-one billion, one hundred ten million, two hundred ten thousand, one hundred two".