101010121212201 has 4 divisors (see below), whose sum is σ = 134680161616272. Its totient is φ = 67340080808132.

The previous prime is 101010121212181. The next prime is 101010121212223. The reversal of 101010121212201 is 102212121010101.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 101010121212201 - 2¹⁰ = 101010121211177 is a prime.

It is a super-3 number, since 3×101010121212201³ (a number of 43 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (101010121212281) 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, 16835020202031 + ... + 16835020202036.

It is an arithmetic number, because the mean of its divisors is an integer number (33670040404068).

Almost surely, 2^{101010121212201} is an apocalyptic number.

It is an amenable number.

101010121212201 is a deficient number, since it is larger than the sum of its proper divisors (33670040404071).

101010121212201 is an equidigital number, since it uses as much as digits as its factorization.

101010121212201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33670040404070.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 101010121212201 its reverse (102212121010101), we get a palindrome (203222242222302).

The spelling of 101010121212201 in words is "one hundred one trillion, ten billion, one hundred twenty-one million, two hundred twelve thousand, two hundred one".