10011001221322 has 4 divisors (see below), whose sum is σ = 15016501831986. Its totient is φ = 5005500610660.

The previous prime is 10011001221317. The next prime is 10011001221323. The reversal of 10011001221322 is 22312210011001.

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., 7328222570761 + 2682778650561 = 2707069^2 + 1637919^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10011001221296 and 10011001221305.

It is not an unprimeable number, because it can be changed into a prime (10011001221323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2502750305329 + ... + 2502750305332.

Almost surely, 2^{10011001221322} is an apocalyptic number.

10011001221322 is a deficient number, since it is larger than the sum of its proper divisors (5005500610664).

10011001221322 is an equidigital number, since it uses as much as digits as its factorization.

10011001221322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5005500610663.

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

Adding to 10011001221322 its reverse (22312210011001), we get a palindrome (32323211232323).

The spelling of 10011001221322 in words is "ten trillion, eleven billion, one million, two hundred twenty-one thousand, three hundred twenty-two".