213141005450 has 24 divisors (see below), whose sum is σ = 400291233888. Its totient is φ = 84428668080.

The previous prime is 213141005449. The next prime is 213141005453. The reversal of 213141005450 is 54500141312.

It is not an unprimeable number, because it can be changed into a prime (213141005453) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20688152 + ... + 20698451.

It is an arithmetic number, because the mean of its divisors is an integer number (16678801412).

Almost surely, 2^213141005450 is an apocalyptic number.

213141005450 is a deficient number, since it is larger than the sum of its proper divisors (187150228438).

213141005450 is a wasteful number, since it uses less digits than its factorization.

213141005450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41386718 (or 41386713 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 213141005450 its reverse (54500141312), we get a palindrome (267641146762).

The spelling of 213141005450 in words is "two hundred thirteen billion, one hundred forty-one million, five thousand, four hundred fifty".