2123210333222 has 32 divisors (see below), whose sum is σ = 3526565886720. Its totient is φ = 950592566880.

The previous prime is 2123210333221. The next prime is 2123210333239. The reversal of 2123210333222 is 2223330123212.

It is a junction number, because it is equal to n+sod(n) for n = 2123210333191 and 2123210333200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123210333221) 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, 15196679 + ... + 15335757.

It is an arithmetic number, because the mean of its divisors is an integer number (110205183960).

Almost surely, 2^{2123210333222} is an apocalyptic number.

2123210333222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2123210333222 is a deficient number, since it is larger than the sum of its proper divisors (1403355553498).

2123210333222 is a wasteful number, since it uses less digits than its factorization.

2123210333222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149516.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 2123210333222 its reverse (2223330123212), we get a palindrome (4346540456434).

The spelling of 2123210333222 in words is "two trillion, one hundred twenty-three billion, two hundred ten million, three hundred thirty-three thousand, two hundred twenty-two".