100012100012222 has 16 divisors (see below), whose sum is σ = 150620692320000. Its totient is φ = 49805215431000.

The previous prime is 100012100012221. The next prime is 100012100012233. The reversal of 100012100012222 is 222210001210001.

It is a junction number, because it is equal to n+sod(n) for n = 100012100012197 and 100012100012206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100012100012221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12432779 + ... + 18830777.

It is an arithmetic number, because the mean of its divisors is an integer number (9413793270000).

Almost surely, 2^{100012100012222} is an apocalyptic number.

100012100012222 is a deficient number, since it is larger than the sum of its proper divisors (50608592307778).

100012100012222 is a wasteful number, since it uses less digits than its factorization.

100012100012222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6429391.

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

Adding to 100012100012222 its reverse (222210001210001), we get a palindrome (322222101222223).

It can be divided in two parts, 10001210001 and 2222, that multiplied together give a palindrome (22222688622222).

The spelling of 100012100012222 in words is "one hundred trillion, twelve billion, one hundred million, twelve thousand, two hundred twenty-two".