100121102212202 has 16 divisors (see below), whose sum is σ = 151818701154120. Its totient is φ = 49515472462848.

The previous prime is 100121102212181. The next prime is 100121102212211. The reversal of 100121102212202 is 202212201121001.

It can be written as a sum of positive squares in 4 ways, for example, as 46782166383001 + 53338935829201 = 6839749^2 + 7303351^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150659723 + ... + 151322814.

Almost surely, 2^{100121102212202} is an apocalyptic number.

100121102212202 is a deficient number, since it is larger than the sum of its proper divisors (51697598941918).

100121102212202 is a wasteful number, since it uses less digits than its factorization.

100121102212202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301984345.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 100121102212202 its reverse (202212201121001), we get a palindrome (302333303333203).

The spelling of 100121102212202 in words is "one hundred trillion, one hundred twenty-one billion, one hundred two million, two hundred twelve thousand, two hundred two".