213101033332240 has 40 divisors (see below), whose sum is σ = 495480437376408. Its totient is φ = 85236880450560.

The previous prime is 213101033332217. The next prime is 213101033332277. The reversal of 213101033332240 is 42233330101312.

It can be written as a sum of positive squares in 4 ways, for example, as 31876773986304 + 181224259345936 = 5645952^2 + 13461956^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 213101033332199 and 213101033332208.

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, 53258581 + ... + 57119860.

Almost surely, 2^{213101033332240} is an apocalyptic number.

213101033332240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213101033332240 is an abundant number, since it is smaller than the sum of its proper divisors (282379404044168).

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

213101033332240 is a wasteful number, since it uses less digits than its factorization.

213101033332240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110402587 (or 110402581 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 213101033332240 its reverse (42233330101312), we get a palindrome (255334363433552).

The spelling of 213101033332240 in words is "two hundred thirteen trillion, one hundred one billion, thirty-three million, three hundred thirty-two thousand, two hundred forty".