2221100102 has 16 divisors (see below), whose sum is σ = 3590833680. Its totient is φ = 1024293792.

The previous prime is 2221100081. The next prime is 2221100129. The reversal of 2221100102 is 2010011222.

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 7 ways as a sum of consecutive naturals, for example, 1193 + ... + 66660.

It is an arithmetic number, because the mean of its divisors is an integer number (224427105).

Almost surely, 2^2221100102 is an apocalyptic number.

2221100102 is a deficient number, since it is larger than the sum of its proper divisors (1369733578).

2221100102 is a wasteful number, since it uses less digits than its factorization.

2221100102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69127.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 2221100102 is about 47128.5486939710. The cubic root of 2221100102 is about 1304.7361958012.

Adding to 2221100102 its reverse (2010011222), we get a palindrome (4231111324).

The spelling of 2221100102 in words is "two billion, two hundred twenty-one million, one hundred thousand, one hundred two".