212098234473 has 6 divisors (see below), whose sum is σ = 306364116474. Its totient is φ = 141398822976.

The previous prime is 212098234459. The next prime is 212098234477. The reversal of 212098234473 is 374432890212.

212098234473 is a `hidden beast` number, since 2 + 120 + 9 + 82 + 3 + 447 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 178178540544 + 33919693929 = 422112^2 + 184173^2 .

It is not a de Polignac number, because 212098234473 - 2²⁰ = 212097185897 is a prime.

It is a super-2 number, since 2×212098234473² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (212098234477) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11783235240 + ... + 11783235257.

It is an arithmetic number, because the mean of its divisors is an integer number (51060686079).

Almost surely, 2^212098234473 is an apocalyptic number.

It is an amenable number.

212098234473 is a deficient number, since it is larger than the sum of its proper divisors (94265882001).

212098234473 is a wasteful number, since it uses less digits than its factorization.

212098234473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23566470503 (or 23566470500 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The spelling of 212098234473 in words is "two hundred twelve billion, ninety-eight million, two hundred thirty-four thousand, four hundred seventy-three".