212020200222101 has 32 divisors (see below), whose sum is σ = 238559975539200. Its totient is φ = 187444642846720.

The previous prime is 212020200222091. The next prime is 212020200222107. The reversal of 212020200222101 is 101222002020212.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 212020200222101 - 2¹⁰ = 212020200221077 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 212020200222101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212020200222107) 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, 7352585 + ... + 21865518.

It is an arithmetic number, because the mean of its divisors is an integer number (7454999235600).

Almost surely, 2^{212020200222101} is an apocalyptic number.

It is an amenable number.

212020200222101 is a deficient number, since it is larger than the sum of its proper divisors (26539775317099).

212020200222101 is a wasteful number, since it uses less digits than its factorization.

212020200222101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29218549.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 212020200222101 its reverse (101222002020212), we get a palindrome (313242202242313).

The spelling of 212020200222101 in words is "two hundred twelve trillion, twenty billion, two hundred million, two hundred twenty-two thousand, one hundred one".