20224221211402 has 16 divisors (see below), whose sum is σ = 33364999971072. Its totient is φ = 9135654752880.

The previous prime is 20224221211379. The next prime is 20224221211423. The reversal of 20224221211402 is 20411212242202.

It is a super-3 number, since 3×20224221211402³ (a number of 41 digits) contains 333 as substring.

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 7 ways as a sum of consecutive naturals, for example, 8275048374 + ... + 8275050817.

It is an arithmetic number, because the mean of its divisors is an integer number (2085312498192).

Almost surely, 2^{20224221211402} is an apocalyptic number.

20224221211402 is a deficient number, since it is larger than the sum of its proper divisors (13140778759670).

20224221211402 is a wasteful number, since it uses less digits than its factorization.

20224221211402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16550099253.

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 20224221211402 its reverse (20411212242202), we get a palindrome (40635433453604).

The spelling of 20224221211402 in words is "twenty trillion, two hundred twenty-four billion, two hundred twenty-one million, two hundred eleven thousand, four hundred two".