100122122220002 has 8 divisors (see below), whose sum is σ = 150183234136812. Its totient is φ = 50061044174400.

The previous prime is 100122122219963. The next prime is 100122122220061. The reversal of 100122122220002 is 200022221221001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 97233621425521 + 2888500794481 = 9860711^2 + 1699559^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1071302 + ... + 14191262.

Almost surely, 2^{100122122220002} is an apocalyptic number.

100122122220002 is a deficient number, since it is larger than the sum of its proper divisors (50061111916810).

100122122220002 is a wasteful number, since it uses less digits than its factorization.

100122122220002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16935604.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 100122122220002 its reverse (200022221221001), we get a palindrome (300144343441003).

Subtracting 100122122220002 from its reverse (200022221221001), we obtain a palindrome (99900099000999).

The spelling of 100122122220002 in words is "one hundred trillion, one hundred twenty-two billion, one hundred twenty-two million, two hundred twenty thousand, two".