1222100022202 has 16 divisors (see below), whose sum is σ = 1913034916800. Its totient is φ = 584426791872.

The previous prime is 1222100022161. The next prime is 1222100022203. The reversal of 1222100022202 is 2022200012221.

It is a super-2 number, since 2×1222100022202² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1222100022203) 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, 779952 + ... + 1747147.

It is an arithmetic number, because the mean of its divisors is an integer number (119564682300).

Almost surely, 2^{1222100022202} is an apocalyptic number.

1222100022202 is a deficient number, since it is larger than the sum of its proper divisors (690934894598).

1222100022202 is a wasteful number, since it uses less digits than its factorization.

1222100022202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2537637.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 1222100022202 its reverse (2022200012221), we get a palindrome (3244300034423).

The spelling of 1222100022202 in words is "one trillion, two hundred twenty-two billion, one hundred million, twenty-two thousand, two hundred two".