211131131102 has 8 divisors (see below), whose sum is σ = 316752109416. Its totient is φ = 105547094632.

The previous prime is 211131131053. The next prime is 211131131129. The reversal of 211131131102 is 201131131112.

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

It is a congruent number.

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, 9221168 + ... + 9244035.

It is an arithmetic number, because the mean of its divisors is an integer number (39594013677).

Almost surely, 2^211131131102 is an apocalyptic number.

211131131102 is a deficient number, since it is larger than the sum of its proper divisors (105620978314).

211131131102 is a wasteful number, since it uses less digits than its factorization.

211131131102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18470922.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 211131131102 its reverse (201131131112), we get a palindrome (412262262214).

The spelling of 211131131102 in words is "two hundred eleven billion, one hundred thirty-one million, one hundred thirty-one thousand, one hundred two".