55231321135322 has 8 divisors (see below), whose sum is σ = 82847041648596. Its totient is φ = 27615640585792.

The previous prime is 55231321135307. The next prime is 55231321135337. The reversal of 55231321135322 is 22353112313255.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (55231321135307) and next prime (55231321135337).

It can be written as a sum of positive squares in 2 ways, for example, as 54936395024281 + 294926111041 = 7411909^2 + 543071^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6256703 + ... + 12231474.

Almost surely, 2^{55231321135322} is an apocalyptic number.

55231321135322 is a deficient number, since it is larger than the sum of its proper divisors (27615720513274).

55231321135322 is a wasteful number, since it uses less digits than its factorization.

55231321135322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19981872.

The product of its digits is 162000, while the sum is 38.

Adding to 55231321135322 its reverse (22353112313255), we get a palindrome (77584433448577).

The spelling of 55231321135322 in words is "fifty-five trillion, two hundred thirty-one billion, three hundred twenty-one million, one hundred thirty-five thousand, three hundred twenty-two".