132222511441661 has 4 divisors (see below), whose sum is σ = 132222558867324. Its totient is φ = 132222464016000.

The previous prime is 132222511441637. The next prime is 132222511441703. The reversal of 132222511441661 is 166144115222231.

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

It can be written as a sum of positive squares in 2 ways, for example, as 65880916290436 + 66341595151225 = 8116706^2 + 8145035^2 .

It is a cyclic number.

It is not a de Polignac number, because 132222511441661 - 2⁴² = 127824464930557 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 (132222511441561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19250990 + ... + 25200111.

It is an arithmetic number, because the mean of its divisors is an integer number (33055639716831).

Almost surely, 2^{132222511441661} is an apocalyptic number.

It is an amenable number.

132222511441661 is a deficient number, since it is larger than the sum of its proper divisors (47425663).

132222511441661 is an equidigital number, since it uses as much as digits as its factorization.

132222511441661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47425662.

The product of its digits is 138240, while the sum is 41.

Adding to 132222511441661 its reverse (166144115222231), we get a palindrome (298366626663892).

The spelling of 132222511441661 in words is "one hundred thirty-two trillion, two hundred twenty-two billion, five hundred eleven million, four hundred forty-one thousand, six hundred sixty-one".