22030431476 has 6 divisors (see below), whose sum is σ = 38553255090. Its totient is φ = 11015215736.

The previous prime is 22030431469. The next prime is 22030431491. The reversal of 22030431476 is 67413403022.

It can be written as a sum of positive squares in only one way, i.e., 17355427600 + 4675003876 = 131740^2 + 68374^2 .

It is a super-2 number, since 2×22030431476² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2753803931 + ... + 2753803938.

It is an arithmetic number, because the mean of its divisors is an integer number (6425542515).

Almost surely, 2^22030431476 is an apocalyptic number.

It is an amenable number.

22030431476 is a deficient number, since it is larger than the sum of its proper divisors (16522823614).

22030431476 is a wasteful number, since it uses less digits than its factorization.

22030431476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5507607873 (or 5507607871 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 32.

Adding to 22030431476 its reverse (67413403022), we get a palindrome (89443834498).

The spelling of 22030431476 in words is "twenty-two billion, thirty million, four hundred thirty-one thousand, four hundred seventy-six".