100122120221222 has 16 divisors (see below), whose sum is σ = 163906003455552. Its totient is φ = 45490663887720.

The previous prime is 100122120221213. The next prime is 100122120221281. The reversal of 100122120221222 is 222122021221001.

It is a junction number, because it is equal to n+sod(n) for n = 100122120221194 and 100122120221203.

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, 969485108 + ... + 969588375.

It is an arithmetic number, because the mean of its divisors is an integer number (10244125215972).

Almost surely, 2^{100122120221222} is an apocalyptic number.

100122120221222 is a deficient number, since it is larger than the sum of its proper divisors (63783883234330).

100122120221222 is a wasteful number, since it uses less digits than its factorization.

100122120221222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1939075843.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 100122120221222 its reverse (222122021221001), we get a palindrome (322244141442223).

The spelling of 100122120221222 in words is "one hundred trillion, one hundred twenty-two billion, one hundred twenty million, two hundred twenty-one thousand, two hundred twenty-two".