10201212110121 has 8 divisors (see below), whose sum is σ = 14040377958144. Its totient is φ = 6581427167760.

The previous prime is 10201212110087. The next prime is 10201212110129. The reversal of 10201212110121 is 12101121210201.

It is a happy number.

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

It is not a de Polignac number, because 10201212110121 - 2⁷ = 10201212109993 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10201212110121.

It is not an unprimeable number, because it can be changed into a prime (10201212110129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54845226306 + ... + 54845226491.

It is an arithmetic number, because the mean of its divisors is an integer number (1755047244768).

Almost surely, 2^{10201212110121} is an apocalyptic number.

It is an amenable number.

10201212110121 is a deficient number, since it is larger than the sum of its proper divisors (3839165848023).

10201212110121 is a wasteful number, since it uses less digits than its factorization.

10201212110121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109690452831.

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

Adding to 10201212110121 its reverse (12101121210201), we get a palindrome (22302333320322).

The spelling of 10201212110121 in words is "ten trillion, two hundred one billion, two hundred twelve million, one hundred ten thousand, one hundred twenty-one".