213113441140040 has 32 divisors (see below), whose sum is σ = 548005991503680. Its totient is φ = 73067465533632.

The previous prime is 213113441140027. The next prime is 213113441140043. The reversal of 213113441140040 is 40041144311312.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 213113441139985 and 213113441140012.

It is not an unprimeable number, because it can be changed into a prime (213113441140043) 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, 380559716042 + ... + 380559716601.

It is an arithmetic number, because the mean of its divisors is an integer number (17125187234490).

Almost surely, 2^{213113441140040} is an apocalyptic number.

213113441140040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213113441140040 is an abundant number, since it is smaller than the sum of its proper divisors (334892550363640).

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

213113441140040 is a wasteful number, since it uses less digits than its factorization.

213113441140040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 761119432661 (or 761119432657 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

Adding to 213113441140040 its reverse (40041144311312), we get a palindrome (253154585451352).

The spelling of 213113441140040 in words is "two hundred thirteen trillion, one hundred thirteen billion, four hundred forty-one million, one hundred forty thousand, forty".