11022104131221 has 8 divisors (see below), whose sum is σ = 15202902250080. Its totient is φ = 7094687716592.

The previous prime is 11022104131217. The next prime is 11022104131309. The reversal of 11022104131221 is 12213140122011.

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 11022104131221 - 2² = 11022104131217 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11022104131211) 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, 63345425955 + ... + 63345426128.

It is an arithmetic number, because the mean of its divisors is an integer number (1900362781260).

Almost surely, 2^{11022104131221} is an apocalyptic number.

It is an amenable number.

11022104131221 is a deficient number, since it is larger than the sum of its proper divisors (4180798118859).

11022104131221 is a wasteful number, since it uses less digits than its factorization.

11022104131221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126690852115.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 11022104131221 its reverse (12213140122011), we get a palindrome (23235244253232).

The spelling of 11022104131221 in words is "eleven trillion, twenty-two billion, one hundred four million, one hundred thirty-one thousand, two hundred twenty-one".