211012344042 has 64 divisors (see below), whose sum is σ = 450441907200. Its totient is φ = 65669011200.

The previous prime is 211012344041. The next prime is 211012344061. The reversal of 211012344042 is 240443210112.

It is not an unprimeable number, because it can be changed into a prime (211012344041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11372809 + ... + 11391347.

It is an arithmetic number, because the mean of its divisors is an integer number (7038154800).

Almost surely, 2^211012344042 is an apocalyptic number.

211012344042 is an abundant number, since it is smaller than the sum of its proper divisors (239429563158).

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

211012344042 is a wasteful number, since it uses less digits than its factorization.

211012344042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19451.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 211012344042 its reverse (240443210112), we get a palindrome (451455554154).

The spelling of 211012344042 in words is "two hundred eleven billion, twelve million, three hundred forty-four thousand, forty-two".