22242404402402 has 16 divisors (see below), whose sum is σ = 34859236023360. Its totient is φ = 10623910112112.

The previous prime is 22242404402371. The next prime is 22242404402461. The reversal of 22242404402402 is 20420440424222.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 312726752 + ... + 312797867.

It is an arithmetic number, because the mean of its divisors is an integer number (2178702251460).

Almost surely, 2^{22242404402402} is an apocalyptic number.

22242404402402 is a deficient number, since it is larger than the sum of its proper divisors (12616831620958).

22242404402402 is a wasteful number, since it uses less digits than its factorization.

22242404402402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625525417.

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 22242404402402 its reverse (20420440424222), we get a palindrome (42662844826624).

The spelling of 22242404402402 in words is "twenty-two trillion, two hundred forty-two billion, four hundred four million, four hundred two thousand, four hundred two".