211131203211010 has 8 divisors (see below), whose sum is σ = 380036165779836. Its totient is φ = 84452481284400.

The previous prime is 211131203210911. The next prime is 211131203211163. The reversal of 211131203211010 is 10112302131112.

It can be written as a sum of positive squares in 2 ways, for example, as 207074431186561 + 4056772024449 = 14390081^2 + 2014143^2 .

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

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, 10556560160541 + ... + 10556560160560.

Almost surely, 2^{211131203211010} is an apocalyptic number.

211131203211010 is a deficient number, since it is larger than the sum of its proper divisors (168904962568826).

211131203211010 is a wasteful number, since it uses less digits than its factorization.

211131203211010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21113120321108.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 211131203211010 its reverse (10112302131112), we get a palindrome (221243505342122).

The spelling of 211131203211010 in words is "two hundred eleven trillion, one hundred thirty-one billion, two hundred three million, two hundred eleven thousand, ten".