1002211101322 has 4 divisors (see below), whose sum is σ = 1503316651986. Its totient is φ = 501105550660.

The previous prime is 1002211101317. The next prime is 1002211101371. The reversal of 1002211101322 is 2231011122001.

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., 995886239481 + 6324861841 = 997941^2 + 79529^2 .

It is a super-2 number, since 2×1002211101322² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1002211101296 and 1002211101305.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250552775329 + ... + 250552775332.

Almost surely, 2^{1002211101322} is an apocalyptic number.

1002211101322 is a deficient number, since it is larger than the sum of its proper divisors (501105550664).

1002211101322 is an equidigital number, since it uses as much as digits as its factorization.

1002211101322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501105550663.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 1002211101322 its reverse (2231011122001), we get a palindrome (3233222223323).

The spelling of 1002211101322 in words is "one trillion, two billion, two hundred eleven million, one hundred one thousand, three hundred twenty-two".