202100220022222 has 16 divisors (see below), whose sum is σ = 305468917788672. Its totient is φ = 100277269967160.

The previous prime is 202100220022219. The next prime is 202100220022279. The reversal of 202100220022222 is 222220022001202.

It is a self number, because there is not a number n which added to its sum of digits gives 202100220022222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12441313 + ... + 23642899.

It is an arithmetic number, because the mean of its divisors is an integer number (19091807361792).

Almost surely, 2^{202100220022222} is an apocalyptic number.

202100220022222 is a deficient number, since it is larger than the sum of its proper divisors (103368697766450).

202100220022222 is a wasteful number, since it uses less digits than its factorization.

202100220022222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11270583.

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 202100220022222 its reverse (222220022001202), we get a palindrome (424320242023424).

The spelling of 202100220022222 in words is "two hundred two trillion, one hundred billion, two hundred twenty million, twenty-two thousand, two hundred twenty-two".