211130133332 has 6 divisors (see below), whose sum is σ = 369477733338. Its totient is φ = 105565066664.

The previous prime is 211130133287. The next prime is 211130133371. The reversal of 211130133332 is 233331031112.

It can be written as a sum of positive squares in only one way, i.e., 185835139396 + 25294993936 = 431086^2 + 159044^2 .

It is a junction number, because it is equal to n+sod(n) for n = 211130133298 and 211130133307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26391266663 + ... + 26391266670.

It is an arithmetic number, because the mean of its divisors is an integer number (61579622223).

Almost surely, 2^211130133332 is an apocalyptic number.

It is an amenable number.

211130133332 is a deficient number, since it is larger than the sum of its proper divisors (158347600006).

211130133332 is a wasteful number, since it uses less digits than its factorization.

211130133332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52782533337 (or 52782533335 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 211130133332 its reverse (233331031112), we get a palindrome (444461164444).

The spelling of 211130133332 in words is "two hundred eleven billion, one hundred thirty million, one hundred thirty-three thousand, three hundred thirty-two".