212011234341040 has 40 divisors (see below), whose sum is σ = 493746296527008. Its totient is φ = 84663388070400.

The previous prime is 212011234341017. The next prime is 212011234341077. The reversal of 212011234341040 is 40143432110212.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×212011234341040² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2204727652 + ... + 2204823811.

Almost surely, 2^{212011234341040} is an apocalyptic number.

212011234341040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212011234341040 is an abundant number, since it is smaller than the sum of its proper divisors (281735062185968).

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

212011234341040 is a wasteful number, since it uses less digits than its factorization.

212011234341040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4409552077 (or 4409552071 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 212011234341040 its reverse (40143432110212), we get a palindrome (252154666451252).

The spelling of 212011234341040 in words is "two hundred twelve trillion, eleven billion, two hundred thirty-four million, three hundred forty-one thousand, forty".