211203310430 has 16 divisors (see below), whose sum is σ = 434475381600. Its totient is φ = 72412563552.

The previous prime is 211203310387. The next prime is 211203310469. The reversal of 211203310430 is 34013302112.

211203310430 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×211203310430³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1508595005 + ... + 1508595144.

It is an arithmetic number, because the mean of its divisors is an integer number (27154711350).

Almost surely, 2^211203310430 is an apocalyptic number.

211203310430 is an abundant number, since it is smaller than the sum of its proper divisors (223272071170).

211203310430 is a wasteful number, since it uses less digits than its factorization.

211203310430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3017190163.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 211203310430 its reverse (34013302112), we get a palindrome (245216612542).

The spelling of 211203310430 in words is "two hundred eleven billion, two hundred three million, three hundred ten thousand, four hundred thirty".