101200110021020 has 48 divisors (see below), whose sum is σ = 214163009817120. Its totient is φ = 40167386456064.

The previous prime is 101200110021011. The next prime is 101200110021067. The reversal of 101200110021020 is 20120011002101.

101200110021020 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 101200110020992 and 101200110021010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1486469 + ... + 14304188.

It is an arithmetic number, because the mean of its divisors is an integer number (4461729371190).

Almost surely, 2^{101200110021020} is an apocalyptic number.

101200110021020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101200110021020 is an abundant number, since it is smaller than the sum of its proper divisors (112962899796100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101200110021020 is a wasteful number, since it uses less digits than its factorization.

101200110021020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15793142 (or 15793140 counting only the distinct ones).

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

Adding to 101200110021020 its reverse (20120011002101), we get a palindrome (121320121023121).

The spelling of 101200110021020 in words is "one hundred one trillion, two hundred billion, one hundred ten million, twenty-one thousand, twenty".