1322212231232 has 14 divisors (see below), whose sum is σ = 2623764896478. Its totient is φ = 661106115584.

The previous prime is 1322212231213. The next prime is 1322212231243. The reversal of 1322212231232 is 2321322122231.

It can be written as a sum of positive squares in only one way, i.e., 1317959104576 + 4253126656 = 1148024^2 + 65216^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10329782993 + ... + 10329783120.

Almost surely, 2^{1322212231232} is an apocalyptic number.

It is an amenable number.

1322212231232 is a deficient number, since it is larger than the sum of its proper divisors (1301552665246).

1322212231232 is an equidigital number, since it uses as much as digits as its factorization.

1322212231232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20659566125 (or 20659566115 counting only the distinct ones).

The product of its digits is 3456, while the sum is 26.

Adding to 1322212231232 its reverse (2321322122231), we get a palindrome (3643534353463).

The spelling of 1322212231232 in words is "one trillion, three hundred twenty-two billion, two hundred twelve million, two hundred thirty-one thousand, two hundred thirty-two".