211203220132 has 12 divisors (see below), whose sum is σ = 378620407116. Its totient is φ = 103025960960.

The previous prime is 211203220097. The next prime is 211203220171. The reversal of 211203220132 is 231022302112.

It can be written as a sum of positive squares in 2 ways, for example, as 25454287936 + 185748932196 = 159544^2 + 430986^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 643912093 + ... + 643912420.

It is an arithmetic number, because the mean of its divisors is an integer number (31551700593).

Almost surely, 2^211203220132 is an apocalyptic number.

It is an amenable number.

211203220132 is a deficient number, since it is larger than the sum of its proper divisors (167417186984).

211203220132 is a wasteful number, since it uses less digits than its factorization.

211203220132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1287824558 (or 1287824556 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 211203220132 its reverse (231022302112), we get a palindrome (442225522244).

The spelling of 211203220132 in words is "two hundred eleven billion, two hundred three million, two hundred twenty thousand, one hundred thirty-two".