22000424200402 has 8 divisors (see below), whose sum is σ = 33054470945676. Its totient is φ = 10982267218512.

The previous prime is 22000424200351. The next prime is 22000424200481. The reversal of 22000424200402 is 20400242400022.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 17685128426161 + 4315295774241 = 4205369^2 + 2077329^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8972439313 + ... + 8972441764.

Almost surely, 2^{22000424200402} is an apocalyptic number.

22000424200402 is a deficient number, since it is larger than the sum of its proper divisors (11054046745274).

22000424200402 is a wasteful number, since it uses less digits than its factorization.

22000424200402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17944881692.

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 22000424200402 its reverse (20400242400022), we get a palindrome (42400666600424).

The spelling of 22000424200402 in words is "twenty-two trillion, four hundred twenty-four million, two hundred thousand, four hundred two".