101212101111104 has 28 divisors (see below), whose sum is σ = 206270945934804. Its totient is φ = 49238319458304.

The previous prime is 101212101111089. The next prime is 101212101111151. The reversal of 101212101111104 is 401111101212101.

It can be written as a sum of positive squares in 2 ways, for example, as 91178664757504 + 10033436353600 = 9548752^2 + 3167560^2 .

It is a super-2 number, since 2×101212101111104² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

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, 21370796009 + ... + 21370800744.

Almost surely, 2^{101212101111104} is an apocalyptic number.

It is an amenable number.

101212101111104 is an abundant number, since it is smaller than the sum of its proper divisors (105058844823700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101212101111104 is an equidigital number, since it uses as much as digits as its factorization.

101212101111104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42741596802 (or 42741596792 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 17.

Adding to 101212101111104 its reverse (401111101212101), we get a palindrome (502323202323205).

The spelling of 101212101111104 in words is "one hundred one trillion, two hundred twelve billion, one hundred one million, one hundred eleven thousand, one hundred four".