100122120002 has 8 divisors (see below), whose sum is σ = 150428178876. Its totient is φ = 49979393712.

The previous prime is 100122120001. The next prime is 100122120047. The reversal of 100122120002 is 200021221001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 93422533801 + 6699586201 = 305651^2 + 81851^2 .

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

It is not an unprimeable number, because it can be changed into a prime (100122120001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40831613 + ... + 40834064.

Almost surely, 2^100122120002 is an apocalyptic number.

100122120002 is a deficient number, since it is larger than the sum of its proper divisors (50306058874).

100122120002 is an equidigital number, since it uses as much as digits as its factorization.

100122120002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81666292.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 100122120002 its reverse (200021221001), we get a palindrome (300143341003).

The spelling of 100122120002 in words is "one hundred billion, one hundred twenty-two million, one hundred twenty thousand, two".