11021022231321 has 8 divisors (see below), whose sum is σ = 14696883371520. Its totient is φ = 7346254622672.

The previous prime is 11021022231299. The next prime is 11021022231361. The reversal of 11021022231321 is 12313222012011.

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

It is a cyclic number.

It is not a de Polignac number, because 11021022231321 - 2⁹ = 11021022230809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11021022231361) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 273359370 + ... + 273399683.

It is an arithmetic number, because the mean of its divisors is an integer number (1837110421440).

Almost surely, 2^{11021022231321} is an apocalyptic number.

It is an amenable number.

11021022231321 is a deficient number, since it is larger than the sum of its proper divisors (3675861140199).

11021022231321 is an equidigital number, since it uses as much as digits as its factorization.

11021022231321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 546765775.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 11021022231321 its reverse (12313222012011), we get a palindrome (23334244243332).

The spelling of 11021022231321 in words is "eleven trillion, twenty-one billion, twenty-two million, two hundred thirty-one thousand, three hundred twenty-one".