100112212222222 has 4 divisors (see below), whose sum is σ = 150168318333336. Its totient is φ = 50056106111110.

The previous prime is 100112212222213. The next prime is 100112212222271. The reversal of 100112212222222 is 222222212211001.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 100112212222193 and 100112212222202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25028053055554 + ... + 25028053055557.

It is an arithmetic number, because the mean of its divisors is an integer number (37542079583334).

Almost surely, 2^{100112212222222} is an apocalyptic number.

100112212222222 is a deficient number, since it is larger than the sum of its proper divisors (50056106111114).

100112212222222 is an equidigital number, since it uses as much as digits as its factorization.

100112212222222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50056106111113.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 100112212222222 its reverse (222222212211001), we get a palindrome (322334424433223).

The spelling of 100112212222222 in words is "one hundred trillion, one hundred twelve billion, two hundred twelve million, two hundred twenty-two thousand, two hundred twenty-two".