2213015261338 has 24 divisors (see below), whose sum is σ = 4088632040532. Its totient is φ = 892644810624.

The previous prime is 2213015261293. The next prime is 2213015261339. The reversal of 2213015261338 is 8331625103122.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2184859428129 + 28155833209 = 1478127^2 + 167797^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2213015261297 and 2213015261306.

It is not an unprimeable number, because it can be changed into a prime (2213015261339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 664168581 + ... + 664171912.

Almost surely, 2^{2213015261338} is an apocalyptic number.

2213015261338 is a deficient number, since it is larger than the sum of its proper divisors (1875616779194).

2213015261338 is a wasteful number, since it uses less digits than its factorization.

2213015261338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1328340526 (or 1328340519 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The spelling of 2213015261338 in words is "two trillion, two hundred thirteen billion, fifteen million, two hundred sixty-one thousand, three hundred thirty-eight".