101220220111112 has 32 divisors (see below), whose sum is σ = 199817765179200. Its totient is φ = 47936576462400.

The previous prime is 101220220111103. The next prime is 101220220111139. The reversal of 101220220111112 is 211111022022101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67615439 + ... + 69096222.

It is an arithmetic number, because the mean of its divisors is an integer number (6244305161850).

Almost surely, 2^{101220220111112} is an apocalyptic number.

It is an amenable number.

101220220111112 is a deficient number, since it is larger than the sum of its proper divisors (98597545068088).

101220220111112 is a wasteful number, since it uses less digits than its factorization.

101220220111112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136716557 (or 136716553 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 101220220111112 its reverse (211111022022101), we get a palindrome (312331242133213).

The spelling of 101220220111112 in words is "one hundred one trillion, two hundred twenty billion, two hundred twenty million, one hundred eleven thousand, one hundred twelve".