22021122112202 has 32 divisors (see below), whose sum is σ = 35970902452800. Its totient is φ = 10075882896000.

The previous prime is 22021122112181. The next prime is 22021122112211. The reversal of 22021122112202 is 20221122112022.

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 15 ways as a sum of consecutive naturals, for example, 69814052 + ... + 70128767.

It is an arithmetic number, because the mean of its divisors is an integer number (1124090701650).

Almost surely, 2^{22021122112202} is an apocalyptic number.

22021122112202 is a deficient number, since it is larger than the sum of its proper divisors (13949780340598).

22021122112202 is a wasteful number, since it uses less digits than its factorization.

22021122112202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139942982.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 22021122112202 its reverse (20221122112022), we get a palindrome (42242244224224).

The spelling of 22021122112202 in words is "twenty-two trillion, twenty-one billion, one hundred twenty-two million, one hundred twelve thousand, two hundred two".