211553104030 has 8 divisors (see below), whose sum is σ = 380795587272. Its totient is φ = 84621241608.

The previous prime is 211553104027. The next prime is 211553104033. The reversal of 211553104030 is 30401355112.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (211553104027) and next prime (211553104033).

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

It is a junction number, because it is equal to n+sod(n) for n = 211553103986 and 211553104004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211553104033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10577655192 + ... + 10577655211.

It is an arithmetic number, because the mean of its divisors is an integer number (47599448409).

Almost surely, 2^211553104030 is an apocalyptic number.

211553104030 is a deficient number, since it is larger than the sum of its proper divisors (169242483242).

211553104030 is a wasteful number, since it uses less digits than its factorization.

211553104030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21155310410.

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 211553104030 its reverse (30401355112), we get a palindrome (241954459142).

The spelling of 211553104030 in words is "two hundred eleven billion, five hundred fifty-three million, one hundred four thousand, thirty".