210132221101 has 4 divisors (see below), whose sum is σ = 229235150304. Its totient is φ = 191029291900.

The previous prime is 210132221059. The next prime is 210132221119. The reversal of 210132221101 is 101122231012.

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 a cyclic number.

It is not a de Polignac number, because 210132221101 - 2¹⁵ = 210132188333 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 (210132221161) 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, 9551464585 + ... + 9551464606.

It is an arithmetic number, because the mean of its divisors is an integer number (57308787576).

Almost surely, 2^210132221101 is an apocalyptic number.

It is an amenable number.

210132221101 is a deficient number, since it is larger than the sum of its proper divisors (19102929203).

210132221101 is a wasteful number, since it uses less digits than its factorization.

210132221101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19102929202.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 210132221101 its reverse (101122231012), we get a palindrome (311254452113).

The spelling of 210132221101 in words is "two hundred ten billion, one hundred thirty-two million, two hundred twenty-one thousand, one hundred one".