22002121202222 has 32 divisors (see below), whose sum is σ = 40161052800000. Its totient is φ = 9019503095064.

The previous prime is 22002121202221. The next prime is 22002121202227. The reversal of 22002121202222 is 22220212120022.

It is a junction number, because it is equal to n+sod(n) for n = 22002121202194 and 22002121202203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22002121202221) by changing a digit.

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, 697224722 + ... + 697256277.

It is an arithmetic number, because the mean of its divisors is an integer number (1255032900000).

Almost surely, 2^{22002121202222} is an apocalyptic number.

22002121202222 is a deficient number, since it is larger than the sum of its proper divisors (18158931597778).

22002121202222 is a wasteful number, since it uses less digits than its factorization.

22002121202222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1394481045 (or 1394481031 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 22002121202222 its reverse (22220212120022), we get a palindrome (44222333322244).

The spelling of 22002121202222 in words is "twenty-two trillion, two billion, one hundred twenty-one million, two hundred two thousand, two hundred twenty-two".