22203134554 has 4 divisors (see below), whose sum is σ = 33304701834. Its totient is φ = 11101567276.

The previous prime is 22203134533. The next prime is 22203134567. The reversal of 22203134554 is 45543130222.

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., 19986890625 + 2216243929 = 141375^2 + 47077^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550783637 + ... + 5550783640.

Almost surely, 2^22203134554 is an apocalyptic number.

22203134554 is a deficient number, since it is larger than the sum of its proper divisors (11101567280).

22203134554 is a wasteful number, since it uses less digits than its factorization.

22203134554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11101567279.

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 22203134554 its reverse (45543130222), we get a palindrome (67746264776).

The spelling of 22203134554 in words is "twenty-two billion, two hundred three million, one hundred thirty-four thousand, five hundred fifty-four".