100221112211222 has 16 divisors (see below), whose sum is σ = 158269538189760. Its totient is φ = 47465455374792.

The previous prime is 100221112211137. The next prime is 100221112211239. The reversal of 100221112211222 is 222112211122001.

It is a junction number, because it is equal to n+sod(n) for n = 100221112211194 and 100221112211203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 213736088 + ... + 214204475.

It is an arithmetic number, because the mean of its divisors is an integer number (9891846136860).

Almost surely, 2^{100221112211222} is an apocalyptic number.

100221112211222 is a deficient number, since it is larger than the sum of its proper divisors (58048425978538).

100221112211222 is a wasteful number, since it uses less digits than its factorization.

100221112211222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427946747.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 100221112211222 its reverse (222112211122001), we get a palindrome (322333323333223).

The spelling of 100221112211222 in words is "one hundred trillion, two hundred twenty-one billion, one hundred twelve million, two hundred eleven thousand, two hundred twenty-two".