212010020101 has 32 divisors (see below), whose sum is σ = 245843994240. Its totient is φ = 180692736000.

The previous prime is 212010020051. The next prime is 212010020113. The reversal of 212010020101 is 101020010212.

It is a cyclic number.

It is not a de Polignac number, because 212010020101 - 2¹³ = 212010011909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212010026101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59904990 + ... + 59908528.

It is an arithmetic number, because the mean of its divisors is an integer number (7682624820).

Almost surely, 2^212010020101 is an apocalyptic number.

It is an amenable number.

212010020101 is a deficient number, since it is larger than the sum of its proper divisors (33833974139).

212010020101 is a wasteful number, since it uses less digits than its factorization.

212010020101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4725.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 212010020101 its reverse (101020010212), we get a palindrome (313030030313).

The spelling of 212010020101 in words is "two hundred twelve billion, ten million, twenty thousand, one hundred one".