11321221322954 has 4 divisors (see below), whose sum is σ = 16981831984434. Its totient is φ = 5660610661476.

The previous prime is 11321221322953. The next prime is 11321221323029. The reversal of 11321221322954 is 45922312212311.

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., 8983297756225 + 2337923566729 = 2997215^2 + 1529027^2 .

It is a super-2 number, since 2×11321221322954² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11321221322951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2830305330737 + ... + 2830305330740.

Almost surely, 2^{11321221322954} is an apocalyptic number.

11321221322954 is a deficient number, since it is larger than the sum of its proper divisors (5660610661480).

11321221322954 is an equidigital number, since it uses as much as digits as its factorization.

11321221322954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5660610661479.

The product of its digits is 51840, while the sum is 38.

The spelling of 11321221322954 in words is "eleven trillion, three hundred twenty-one billion, two hundred twenty-one million, three hundred twenty-two thousand, nine hundred fifty-four".