211021141434 has 8 divisors (see below), whose sum is σ = 422042282880. Its totient is φ = 70340380476.

The previous prime is 211021141433. The next prime is 211021141459. The reversal of 211021141434 is 434141120112.

It is a happy number.

211021141434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

211021141434 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (211021141433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17585095114 + ... + 17585095125.

It is an arithmetic number, because the mean of its divisors is an integer number (52755285360).

Almost surely, 2^211021141434 is an apocalyptic number.

211021141434 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211021141434 is a wasteful number, since it uses less digits than its factorization.

211021141434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35170190244.

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 211021141434 its reverse (434141120112), we get a palindrome (645162261546).

The spelling of 211021141434 in words is "two hundred eleven billion, twenty-one million, one hundred forty-one thousand, four hundred thirty-four".