211031212014 has 48 divisors (see below), whose sum is σ = 522582607872. Its totient is φ = 60291270864.

The previous prime is 211031211983. The next prime is 211031212039. The reversal of 211031212014 is 410212130112.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3017527 + ... + 3086669.

It is an arithmetic number, because the mean of its divisors is an integer number (10887137664).

Almost surely, 2^211031212014 is an apocalyptic number.

211031212014 is an abundant number, since it is smaller than the sum of its proper divisors (311551395858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211031212014 is a wasteful number, since it uses less digits than its factorization.

211031212014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93381 (or 93378 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 211031212014 its reverse (410212130112), we get a palindrome (621243342126).

The spelling of 211031212014 in words is "two hundred eleven billion, thirty-one million, two hundred twelve thousand, fourteen".