100011110221222 has 4 divisors (see below), whose sum is σ = 150016665331836. Its totient is φ = 50005555110610.

The previous prime is 100011110221151. The next prime is 100011110221283. The reversal of 100011110221222 is 222122011110001.

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 = 100011110221196 and 100011110221205.

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, 25002777555304 + ... + 25002777555307.

It is an arithmetic number, because the mean of its divisors is an integer number (37504166332959).

Almost surely, 2^{100011110221222} is an apocalyptic number.

100011110221222 is a deficient number, since it is larger than the sum of its proper divisors (50005555110614).

100011110221222 is an equidigital number, since it uses as much as digits as its factorization.

100011110221222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50005555110613.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 100011110221222 its reverse (222122011110001), we get a palindrome (322133121331223).

The spelling of 100011110221222 in words is "one hundred trillion, eleven billion, one hundred ten million, two hundred twenty-one thousand, two hundred twenty-two".