10121022122020 has 12 divisors (see below), whose sum is σ = 21254146456284. Its totient is φ = 4048408848800.

The previous prime is 10121022121993. The next prime is 10121022122089. The reversal of 10121022122020 is 2022122012101.

It is a happy number.

10121022122020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 6629296366564 + 3491725755456 = 2574742^2 + 1868616^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10121022121985 and 10121022122003.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 253025553031 + ... + 253025553070.

It is an arithmetic number, because the mean of its divisors is an integer number (1771178871357).

Almost surely, 2^{10121022122020} is an apocalyptic number.

10121022122020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10121022122020 is an abundant number, since it is smaller than the sum of its proper divisors (11133124334264).

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

10121022122020 is a wasteful number, since it uses less digits than its factorization.

10121022122020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506051106110 (or 506051106108 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10121022122020 its reverse (2022122012101), we get a palindrome (12143144134121).

The spelling of 10121022122020 in words is "ten trillion, one hundred twenty-one billion, twenty-two million, one hundred twenty-two thousand, twenty".