22121102012194 has 8 divisors (see below), whose sum is σ = 33491761925328. Its totient is φ = 10957181370420.

The previous prime is 22121102012033. The next prime is 22121102012231. The reversal of 22121102012194 is 49121020112122.

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 (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51684817572 + ... + 51684817999.

It is an arithmetic number, because the mean of its divisors is an integer number (4186470240666).

Almost surely, 2^{22121102012194} is an apocalyptic number.

22121102012194 is a deficient number, since it is larger than the sum of its proper divisors (11370659913134).

22121102012194 is a wasteful number, since it uses less digits than its factorization.

22121102012194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103369635680.

The product of its (nonzero) digits is 1152, while the sum is 28.

The spelling of 22121102012194 in words is "twenty-two trillion, one hundred twenty-one billion, one hundred two million, twelve thousand, one hundred ninety-four".