20333100212 has 6 divisors (see below), whose sum is σ = 35582925378. Its totient is φ = 10166550104.

The previous prime is 20333100199. The next prime is 20333100247. The reversal of 20333100212 is 21200133302.

It can be written as a sum of positive squares in only one way, i.e., 10833479056 + 9499621156 = 104084^2 + 97466^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2541637523 + ... + 2541637530.

It is an arithmetic number, because the mean of its divisors is an integer number (5930487563).

Almost surely, 2^20333100212 is an apocalyptic number.

It is an amenable number.

20333100212 is a deficient number, since it is larger than the sum of its proper divisors (15249825166).

20333100212 is a wasteful number, since it uses less digits than its factorization.

20333100212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5083275057 (or 5083275055 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 20333100212 its reverse (21200133302), we get a palindrome (41533233514).

The spelling of 20333100212 in words is "twenty billion, three hundred thirty-three million, one hundred thousand, two hundred twelve".