220000121020112 has 40 divisors (see below), whose sum is σ = 426881381265600. Its totient is φ = 109837221841152.

The previous prime is 220000121020027. The next prime is 220000121020223. The reversal of 220000121020112 is 211020121000022.

It is a congruent number.

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, 91980548 + ... + 94342044.

It is an arithmetic number, because the mean of its divisors is an integer number (10672034531640).

Almost surely, 2^{220000121020112} is an apocalyptic number.

It is an amenable number.

220000121020112 is a deficient number, since it is larger than the sum of its proper divisors (206881260245488).

220000121020112 is a wasteful number, since it uses less digits than its factorization.

220000121020112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2370123 (or 2370117 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 220000121020112 its reverse (211020121000022), we get a palindrome (431020242020134).

The spelling of 220000121020112 in words is "two hundred twenty trillion, one hundred twenty-one million, twenty thousand, one hundred twelve".