11531030341522 has 4 divisors (see below), whose sum is σ = 17296545512286. Its totient is φ = 5765515170760.

The previous prime is 11531030341487. The next prime is 11531030341529. The reversal of 11531030341522 is 22514303013511.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 8614043030961 + 2916987310561 = 2934969^2 + 1707919^2 .

It is not an unprimeable number, because it can be changed into a prime (11531030341529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2882757585379 + ... + 2882757585382.

Almost surely, 2^{11531030341522} is an apocalyptic number.

11531030341522 is a deficient number, since it is larger than the sum of its proper divisors (5765515170764).

11531030341522 is an equidigital number, since it uses as much as digits as its factorization.

11531030341522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5765515170763.

The product of its (nonzero) digits is 10800, while the sum is 31.

The spelling of 11531030341522 in words is "eleven trillion, five hundred thirty-one billion, thirty million, three hundred forty-one thousand, five hundred twenty-two".