211132020111 has 8 divisors (see below), whose sum is σ = 281955494784. Its totient is φ = 140531612760.

The previous prime is 211132020107. The next prime is 211132020119. The reversal of 211132020111 is 111020231112.

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

It is not a de Polignac number, because 211132020111 - 2² = 211132020107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211132020119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55764621 + ... + 55768406.

It is an arithmetic number, because the mean of its divisors is an integer number (35244436848).

Almost surely, 2^211132020111 is an apocalyptic number.

211132020111 is a deficient number, since it is larger than the sum of its proper divisors (70823474673).

211132020111 is a wasteful number, since it uses less digits than its factorization.

211132020111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111533661.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 211132020111 its reverse (111020231112), we get a palindrome (322152251223).

The spelling of 211132020111 in words is "two hundred eleven billion, one hundred thirty-two million, twenty thousand, one hundred eleven".