100010211222212 has 6 divisors (see below), whose sum is σ = 175017869638878. Its totient is φ = 50005105611104.

The previous prime is 100010211222193. The next prime is 100010211222223. The reversal of 100010211222212 is 212222112010001.

It can be written as a sum of positive squares in only one way, i.e., 80262355073476 + 19747856148736 = 8958926^2 + 4443856^2 .

It is a super-2 number, since 2×100010211222212² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12501276402773 + ... + 12501276402780.

It is an arithmetic number, because the mean of its divisors is an integer number (29169644939813).

Almost surely, 2^{100010211222212} is an apocalyptic number.

It is an amenable number.

100010211222212 is a deficient number, since it is larger than the sum of its proper divisors (75007658416666).

100010211222212 is a wasteful number, since it uses less digits than its factorization.

100010211222212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25002552805557 (or 25002552805555 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 100010211222212 its reverse (212222112010001), we get a palindrome (312232323232213).

The spelling of 100010211222212 in words is "one hundred trillion, ten billion, two hundred eleven million, two hundred twenty-two thousand, two hundred twelve".