2212121102 has 32 divisors (see below), whose sum is σ = 3556936800. Its totient is φ = 1029927808.

The previous prime is 2212121099. The next prime is 2212121137. The reversal of 2212121102 is 2011212122.

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, 175268 + ... + 187464.

It is an arithmetic number, because the mean of its divisors is an integer number (111154275).

Almost surely, 2^2212121102 is an apocalyptic number.

2212121102 is a deficient number, since it is larger than the sum of its proper divisors (1344815698).

2212121102 is a wasteful number, since it uses less digits than its factorization.

2212121102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12340.

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 2212121102 is about 47033.1914928171. The cubic root of 2212121102 is about 1302.9756495346.

Adding to 2212121102 its reverse (2011212122), we get a palindrome (4223333224).

The spelling of 2212121102 in words is "two billion, two hundred twelve million, one hundred twenty-one thousand, one hundred two".