211142030332 has 24 divisors (see below), whose sum is σ = 371433474720. Its totient is φ = 105018352320.

The previous prime is 211142030291. The next prime is 211142030339. The reversal of 211142030332 is 233030241112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211142030339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5987769 + ... + 6022927.

It is an arithmetic number, because the mean of its divisors is an integer number (15476394780).

Almost surely, 2^211142030332 is an apocalyptic number.

It is an amenable number.

211142030332 is a deficient number, since it is larger than the sum of its proper divisors (160291444388).

211142030332 is a wasteful number, since it uses less digits than its factorization.

211142030332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42981 (or 42979 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 211142030332 its reverse (233030241112), we get a palindrome (444172271444).

The spelling of 211142030332 in words is "two hundred eleven billion, one hundred forty-two million, thirty thousand, three hundred thirty-two".