2213015261197 has 8 divisors (see below), whose sum is σ = 2383262300216. Its totient is φ = 2042770378752.

The previous prime is 2213015261161. The next prime is 2213015261207. The reversal of 2213015261197 is 7911625103122.

It can be written as a sum of positive squares in 4 ways, for example, as 524213648676 + 1688801612521 = 724026^2 + 1299539^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2213015261197 is a prime.

It is a super-2 number, since 2×2213015261197² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2213015241197) 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, 2054173 + ... + 2940349.

It is an arithmetic number, because the mean of its divisors is an integer number (297907787527).

Almost surely, 2^{2213015261197} is an apocalyptic number.

It is an amenable number.

2213015261197 is a deficient number, since it is larger than the sum of its proper divisors (170247039019).

2213015261197 is a wasteful number, since it uses less digits than its factorization.

2213015261197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1078287.

The product of its (nonzero) digits is 45360, while the sum is 40.

The spelling of 2213015261197 in words is "two trillion, two hundred thirteen billion, fifteen million, two hundred sixty-one thousand, one hundred ninety-seven".