211304314234420 has 48 divisors (see below), whose sum is σ = 484095978188928. Its totient is φ = 76835233439360.

The previous prime is 211304314234399. The next prime is 211304314234457. The reversal of 211304314234420 is 24432413403112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10586104 + ... + 23123023.

It is an arithmetic number, because the mean of its divisors is an integer number (10085332878936).

Almost surely, 2^{211304314234420} is an apocalyptic number.

211304314234420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211304314234420 is an abundant number, since it is smaller than the sum of its proper divisors (272791663954508).

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

211304314234420 is a wasteful number, since it uses less digits than its factorization.

211304314234420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33737640 (or 33737638 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 211304314234420 its reverse (24432413403112), we get a palindrome (235736727637532).

The spelling of 211304314234420 in words is "two hundred eleven trillion, three hundred four billion, three hundred fourteen million, two hundred thirty-four thousand, four hundred twenty".