100220012222 has 32 divisors (see below), whose sum is σ = 168192267264. Its totient is φ = 44391620800.

The previous prime is 100220012203. The next prime is 100220012267. The reversal of 100220012222 is 222210022001.

It is a junction number, because it is equal to n+sod(n) for n = 100220012197 and 100220012206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 714053 + ... + 842799.

It is an arithmetic number, because the mean of its divisors is an integer number (5256008352).

Almost surely, 2^100220012222 is an apocalyptic number.

100220012222 is a deficient number, since it is larger than the sum of its proper divisors (67972255042).

100220012222 is a wasteful number, since it uses less digits than its factorization.

100220012222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129664.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 100220012222 its reverse (222210022001), we get a palindrome (322430034223).

It can be divided in two parts, 10022001 and 2222, that multiplied together give a palindrome (22268886222).

The spelling of 100220012222 in words is "one hundred billion, two hundred twenty million, twelve thousand, two hundred twenty-two".