2226153041261 has 12 divisors (see below), whose sum is σ = 2265530029500. Its totient is φ = 2187449385408.

The previous prime is 2226153041243. The next prime is 2226153041267. The reversal of 2226153041261 is 1621403516222.

It can be written as a sum of positive squares in 2 ways, for example, as 894480892900 + 1331672148361 = 945770^2 + 1153981^2 .

It is not a de Polignac number, because 2226153041261 - 2²⁶ = 2226085932397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2226153041267) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7757465 + ... + 8039313.

It is an arithmetic number, because the mean of its divisors is an integer number (188794169125).

Almost surely, 2^{2226153041261} is an apocalyptic number.

It is an amenable number.

2226153041261 is a deficient number, since it is larger than the sum of its proper divisors (39376988239).

2226153041261 is an equidigital number, since it uses as much as digits as its factorization.

2226153041261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284236 (or 284177 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

Adding to 2226153041261 its reverse (1621403516222), we get a palindrome (3847556557483).

The spelling of 2226153041261 in words is "two trillion, two hundred twenty-six billion, one hundred fifty-three million, forty-one thousand, two hundred sixty-one".