212000000020101 has 96 divisors (see below), whose sum is σ = 322849955780352. Its totient is φ = 133883176734720.

The previous prime is 212000000020079. The next prime is 212000000020181. The reversal of 212000000020101 is 101020000000212.

It is not a de Polignac number, because 212000000020101 - 2¹⁰ = 212000000019077 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212000000020181) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5755689781 + ... + 5755726613.

It is an arithmetic number, because the mean of its divisors is an integer number (3363020372712).

Almost surely, 2^{212000000020101} is an apocalyptic number.

It is an amenable number.

212000000020101 is a deficient number, since it is larger than the sum of its proper divisors (110849955760251).

212000000020101 is a wasteful number, since it uses less digits than its factorization.

212000000020101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38203 (or 38200 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 212000000020101 its reverse (101020000000212), we get a palindrome (313020000020313).

The spelling of 212000000020101 in words is "two hundred twelve trillion, twenty thousand, one hundred one".