100120022 has 8 divisors (see below), whose sum is σ = 150358656. Its totient is φ = 50000472.

The previous prime is 100120003. The next prime is 100120037. The reversal of 100120022 is 220021001.

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

It is a junction number, because it is equal to n+sod(n) for n = 100119991 and 100120009.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27638 + ... + 31049.

It is an arithmetic number, because the mean of its divisors is an integer number (18794832).

Almost surely, 2^100120022 is an apocalyptic number.

100120022 is a deficient number, since it is larger than the sum of its proper divisors (50238634).

100120022 is an equidigital number, since it uses as much as digits as its factorization.

100120022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59542.

The product of its (nonzero) digits is 8, while the sum is 8.

The square root of 100120022 is about 10005.9993004197. Note that the first 3 decimals coincide. The cubic root of 100120022 is about 464.3445067098.

Adding to 100120022 its reverse (220021001), we get a palindrome (320141023).

The spelling of 100120022 in words is "one hundred million, one hundred twenty thousand, twenty-two".