212020100624 has 10 divisors (see below), whose sum is σ = 410788944990. Its totient is φ = 106010050304.

The previous prime is 212020100599. The next prime is 212020100683. The reversal of 212020100624 is 426001020212.

It is a happy number.

212020100624 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 only one way, i.e., 209013552400 + 3006548224 = 457180^2 + 54832^2 .

It is a super-2 number, since 2×212020100624² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 212020100596 and 212020100605.

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, 6625628129 + ... + 6625628160.

It is an arithmetic number, because the mean of its divisors is an integer number (41078894499).

Almost surely, 2^212020100624 is an apocalyptic number.

It is an amenable number.

212020100624 is a deficient number, since it is larger than the sum of its proper divisors (198768844366).

212020100624 is a wasteful number, since it uses less digits than its factorization.

212020100624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13251256297 (or 13251256291 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 212020100624 its reverse (426001020212), we get a palindrome (638021120836).

The spelling of 212020100624 in words is "two hundred twelve billion, twenty million, one hundred thousand, six hundred twenty-four".