213133011243040 has 96 divisors (see below), whose sum is σ = 576371111871744. Its totient is φ = 72958368107520.

The previous prime is 213133011242947. The next prime is 213133011243049. The reversal of 213133011243040 is 40342110331312.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (213133011243049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150083559 + ... + 151496998.

It is an arithmetic number, because the mean of its divisors is an integer number (6003865748664).

Almost surely, 2^{213133011243040} is an apocalyptic number.

213133011243040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213133011243040 is an abundant number, since it is smaller than the sum of its proper divisors (363238100628704).

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

213133011243040 is a wasteful number, since it uses less digits than its factorization.

213133011243040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301581210 (or 301581202 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 213133011243040 its reverse (40342110331312), we get a palindrome (253475121574352).

The spelling of 213133011243040 in words is "two hundred thirteen trillion, one hundred thirty-three billion, eleven million, two hundred forty-three thousand, forty".