210552004101 has 4 divisors (see below), whose sum is σ = 280736005472. Its totient is φ = 140368002732.

The previous prime is 210552004081. The next prime is 210552004109. The reversal of 210552004101 is 101400255012.

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 210552004101 - 2¹⁴ = 210551987717 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 (210552004109) 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, 35092000681 + ... + 35092000686.

It is an arithmetic number, because the mean of its divisors is an integer number (70184001368).

Almost surely, 2^210552004101 is an apocalyptic number.

It is an amenable number.

210552004101 is a deficient number, since it is larger than the sum of its proper divisors (70184001371).

210552004101 is an equidigital number, since it uses as much as digits as its factorization.

210552004101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70184001370.

The product of its (nonzero) digits is 400, while the sum is 21.

Adding to 210552004101 its reverse (101400255012), we get a palindrome (311952259113).

The spelling of 210552004101 in words is "two hundred ten billion, five hundred fifty-two million, four thousand, one hundred one".