100121022223 has 8 divisors (see below), whose sum is σ = 102092630688. Its totient is φ = 98152470624.

The previous prime is 100121022203. The next prime is 100121022233. The reversal of 100121022223 is 322220121001.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 100121022223 - 2²⁹ = 99584151311 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100121022197 and 100121022206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100121022203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 698011 + ... + 829132.

It is an arithmetic number, because the mean of its divisors is an integer number (12761578836).

Almost surely, 2^100121022223 is an apocalyptic number.

100121022223 is a deficient number, since it is larger than the sum of its proper divisors (1971608465).

100121022223 is a wasteful number, since it uses less digits than its factorization.

100121022223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1528433.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 100121022223 its reverse (322220121001), we get a palindrome (422341143224).

The spelling of 100121022223 in words is "one hundred billion, one hundred twenty-one million, twenty-two thousand, two hundred twenty-three".