220101011012 has 6 divisors (see below), whose sum is σ = 385176769278. Its totient is φ = 110050505504.

The previous prime is 220101010993. The next prime is 220101011023. The reversal of 220101011012 is 210110101022.

220101011012 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 204968074756 + 15132936256 = 452734^2 + 123016^2 .

It is a junction number, because it is equal to n+sod(n) for n = 220101010984 and 220101011002.

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 as a sum of consecutive naturals, namely, 27512626373 + ... + 27512626380.

It is an arithmetic number, because the mean of its divisors is an integer number (64196128213).

Almost surely, 2^220101011012 is an apocalyptic number.

It is an amenable number.

220101011012 is a deficient number, since it is larger than the sum of its proper divisors (165075758266).

220101011012 is a wasteful number, since it uses less digits than its factorization.

220101011012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55025252757 (or 55025252755 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 220101011012 its reverse (210110101022), we get a palindrome (430211112034).

The spelling of 220101011012 in words is "two hundred twenty billion, one hundred one million, eleven thousand, twelve".