211012203111 has 8 divisors (see below), whose sum is σ = 281406040704. Its totient is φ = 140646583800.

The previous prime is 211012203107. The next prime is 211012203133. The reversal of 211012203111 is 111302210112.

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

It is not a de Polignac number, because 211012203111 - 2² = 211012203107 is a prime.

It is a super-2 number, since 2×211012203111² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211012203161) 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, 7037115 + ... + 7067036.

It is an arithmetic number, because the mean of its divisors is an integer number (35175755088).

Almost surely, 2^211012203111 is an apocalyptic number.

211012203111 is a deficient number, since it is larger than the sum of its proper divisors (70393837593).

211012203111 is a wasteful number, since it uses less digits than its factorization.

211012203111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14109141.

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

Adding to 211012203111 its reverse (111302210112), we get a palindrome (322314413223).

The spelling of 211012203111 in words is "two hundred eleven billion, twelve million, two hundred three thousand, one hundred eleven".