20212202101222 has 16 divisors (see below), whose sum is σ = 30353712632352. Its totient is φ = 10094302611520.

The previous prime is 20212202101213. The next prime is 20212202101303. The reversal of 20212202101222 is 22210120221202.

It is a super-3 number, since 3×20212202101222³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 20212202101222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7402968 + ... + 9758500.

It is an arithmetic number, because the mean of its divisors is an integer number (1897107039522).

Almost surely, 2^{20212202101222} is an apocalyptic number.

20212202101222 is a deficient number, since it is larger than the sum of its proper divisors (10141510531130).

20212202101222 is a wasteful number, since it uses less digits than its factorization.

20212202101222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2360543.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 20212202101222 its reverse (22210120221202), we get a palindrome (42422322322424).

The spelling of 20212202101222 in words is "twenty trillion, two hundred twelve billion, two hundred two million, one hundred one thousand, two hundred twenty-two".