100222222011122 has 4 divisors (see below), whose sum is σ = 150333333016686. Its totient is φ = 50111111005560.

The previous prime is 100222222011113. The next prime is 100222222011137. The reversal of 100222222011122 is 221110222222001.

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

It can be written as a sum of positive squares in only one way, i.e., 50492237312521 + 49729984698601 = 7105789^2 + 7051949^2 .

It is a junction number, because it is equal to n+sod(n) for n = 100222222011094 and 100222222011103.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25055555502779 + ... + 25055555502782.

Almost surely, 2^{100222222011122} is an apocalyptic number.

100222222011122 is a deficient number, since it is larger than the sum of its proper divisors (50111111005564).

100222222011122 is an equidigital number, since it uses as much as digits as its factorization.

100222222011122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50111111005563.

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

Adding to 100222222011122 its reverse (221110222222001), we get a palindrome (321332444233123).

The spelling of 100222222011122 in words is "one hundred trillion, two hundred twenty-two billion, two hundred twenty-two million, eleven thousand, one hundred twenty-two".