211111232132 has 6 divisors (see below), whose sum is σ = 369444656238. Its totient is φ = 105555616064.

The previous prime is 211111232093. The next prime is 211111232147. The reversal of 211111232132 is 231232111112.

It can be written as a sum of positive squares in only one way, i.e., 130918054276 + 80193177856 = 361826^2 + 283184^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26388904013 + ... + 26388904020.

It is an arithmetic number, because the mean of its divisors is an integer number (61574109373).

Almost surely, 2^211111232132 is an apocalyptic number.

It is an amenable number.

211111232132 is a deficient number, since it is larger than the sum of its proper divisors (158333424106).

211111232132 is a wasteful number, since it uses less digits than its factorization.

211111232132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52777808037 (or 52777808035 counting only the distinct ones).

The product of its digits is 144, while the sum is 20.

Adding to 211111232132 its reverse (231232111112), we get a palindrome (442343343244).

The spelling of 211111232132 in words is "two hundred eleven billion, one hundred eleven million, two hundred thirty-two thousand, one hundred thirty-two".