212232221102 has 32 divisors (see below), whose sum is σ = 364266443520. Its totient is φ = 91796728320.

The previous prime is 212232221101. The next prime is 212232221153. The reversal of 212232221102 is 201122232212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212232221101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 988952 + ... + 1184267.

It is an arithmetic number, because the mean of its divisors is an integer number (11383326360).

Almost surely, 2^212232221102 is an apocalyptic number.

212232221102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

212232221102 is a deficient number, since it is larger than the sum of its proper divisors (152034222418).

212232221102 is a wasteful number, since it uses less digits than its factorization.

212232221102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2173448.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 212232221102 its reverse (201122232212), we get a palindrome (413354453314).

It can be divided in two parts, 212232 and 221102, that added together give a palindrome (433334).

The spelling of 212232221102 in words is "two hundred twelve billion, two hundred thirty-two million, two hundred twenty-one thousand, one hundred two".