20001033210 has 16 divisors (see below), whose sum is σ = 48002479776. Its totient is φ = 5333608848.

The previous prime is 20001033187. The next prime is 20001033223. The reversal of 20001033210 is 1233010002.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 333350524 + ... + 333350583.

It is an arithmetic number, because the mean of its divisors is an integer number (3000154986).

Almost surely, 2^20001033210 is an apocalyptic number.

20001033210 is an abundant number, since it is smaller than the sum of its proper divisors (28001446566).

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

20001033210 is a wasteful number, since it uses less digits than its factorization.

20001033210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666701117.

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 20001033210 its reverse (1233010002), we get a palindrome (21234043212).

The spelling of 20001033210 in words is "twenty billion, one million, thirty-three thousand, two hundred ten".