212210121002222 has 8 divisors (see below), whose sum is σ = 363788778860976. Its totient is φ = 90947194715232.

The previous prime is 212210121002101. The next prime is 212210121002249. The reversal of 212210121002222 is 222200121012212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 212210121002194 and 212210121002203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7578932892923 + ... + 7578932892950.

It is an arithmetic number, because the mean of its divisors is an integer number (45473597357622).

Almost surely, 2^{212210121002222} is an apocalyptic number.

212210121002222 is a deficient number, since it is larger than the sum of its proper divisors (151578657858754).

212210121002222 is a wasteful number, since it uses less digits than its factorization.

212210121002222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15157865785882.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 212210121002222 its reverse (222200121012212), we get a palindrome (434410242014434).

The spelling of 212210121002222 in words is "two hundred twelve trillion, two hundred ten billion, one hundred twenty-one million, two thousand, two hundred twenty-two".