101212021020201 has 64 divisors (see below), whose sum is σ = 170945758384128. Its totient is φ = 51832449669888.

The previous prime is 101212021020197. The next prime is 101212021020217. The reversal of 101212021020201 is 102020120212101.

It is not a de Polignac number, because 101212021020201 - 2² = 101212021020197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101212021020241) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6010885 + ... + 15445218.

It is an arithmetic number, because the mean of its divisors is an integer number (2671027474752).

Almost surely, 2^{101212021020201} is an apocalyptic number.

It is an amenable number.

101212021020201 is a deficient number, since it is larger than the sum of its proper divisors (69733737363927).

101212021020201 is a wasteful number, since it uses less digits than its factorization.

101212021020201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21456630.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 101212021020201 its reverse (102020120212101), we get a palindrome (203232141232302).

The spelling of 101212021020201 in words is "one hundred one trillion, two hundred twelve billion, twenty-one million, twenty thousand, two hundred one".