100204111222 has 4 divisors (see below), whose sum is σ = 150306166836. Its totient is φ = 50102055610.

The previous prime is 100204111207. The next prime is 100204111283. The reversal of 100204111222 is 222111402001.

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 = 100204111196 and 100204111205.

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 as a sum of consecutive naturals, namely, 25051027804 + ... + 25051027807.

It is an arithmetic number, because the mean of its divisors is an integer number (37576541709).

Almost surely, 2^100204111222 is an apocalyptic number.

100204111222 is a deficient number, since it is larger than the sum of its proper divisors (50102055614).

100204111222 is an equidigital number, since it uses as much as digits as its factorization.

100204111222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50102055613.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 100204111222 its reverse (222111402001), we get a palindrome (322315513223).

The spelling of 100204111222 in words is "one hundred billion, two hundred four million, one hundred eleven thousand, two hundred twenty-two".