210212022453 has 16 divisors (see below), whose sum is σ = 283093326336. Its totient is φ = 138736382400.

The previous prime is 210212022451. The next prime is 210212022457. The reversal of 210212022453 is 354220212012.

It is not a de Polignac number, because 210212022453 - 2¹ = 210212022451 is a prime.

It is a super-2 number, since 2×210212022453² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210212022451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2646351 + ... + 2724627.

It is an arithmetic number, because the mean of its divisors is an integer number (17693332896).

Almost surely, 2^210212022453 is an apocalyptic number.

It is an amenable number.

210212022453 is a deficient number, since it is larger than the sum of its proper divisors (72881303883).

210212022453 is a wasteful number, since it uses less digits than its factorization.

210212022453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87244.

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 210212022453 its reverse (354220212012), we get a palindrome (564432234465).

The spelling of 210212022453 in words is "two hundred ten billion, two hundred twelve million, twenty-two thousand, four hundred fifty-three".