2212021222102 has 16 divisors (see below), whose sum is σ = 3328786976112. Its totient is φ = 1102425891840.

The previous prime is 2212021222057. The next prime is 2212021222109. The reversal of 2212021222102 is 2012221202122.

It is a super-2 number, since 2×2212021222102² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2212021222102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212021222109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15916977 + ... + 16055347.

It is an arithmetic number, because the mean of its divisors is an integer number (208049186007).

Almost surely, 2^{2212021222102} is an apocalyptic number.

2212021222102 is a deficient number, since it is larger than the sum of its proper divisors (1116765754010).

2212021222102 is a wasteful number, since it uses less digits than its factorization.

2212021222102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164223.

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

Adding to 2212021222102 its reverse (2012221202122), we get a palindrome (4224242424224).

The spelling of 2212021222102 in words is "two trillion, two hundred twelve billion, twenty-one million, two hundred twenty-two thousand, one hundred two".