200210221202101 has 4 divisors (see below), whose sum is σ = 218411150402304. Its totient is φ = 182009292001900.

The previous prime is 200210221202081. The next prime is 200210221202107. The reversal of 200210221202101 is 101202122012002.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 200210221202101 - 2⁷ = 200210221201973 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 (200210221202107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9100464600085 + ... + 9100464600106.

It is an arithmetic number, because the mean of its divisors is an integer number (54602787600576).

Almost surely, 2^{200210221202101} is an apocalyptic number.

It is an amenable number.

200210221202101 is a deficient number, since it is larger than the sum of its proper divisors (18200929200203).

200210221202101 is a wasteful number, since it uses less digits than its factorization.

200210221202101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18200929200202.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 200210221202101 its reverse (101202122012002), we get a palindrome (301412343214103).

The spelling of 200210221202101 in words is "two hundred trillion, two hundred ten billion, two hundred twenty-one million, two hundred two thousand, one hundred one".