20000202210 has 64 divisors (see below), whose sum is σ = 54634728960. Its totient is φ = 5203301760.

The previous prime is 20000202121. The next prime is 20000202281. The reversal of 20000202210 is 1220200002.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 20000202192 and 20000202201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 892282 + ... + 914421.

It is an arithmetic number, because the mean of its divisors is an integer number (853667640).

Almost surely, 2^20000202210 is an apocalyptic number.

20000202210 is an abundant number, since it is smaller than the sum of its proper divisors (34634526750).

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

20000202210 is a wasteful number, since it uses less digits than its factorization.

20000202210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1806760 (or 1806754 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

Adding to 20000202210 its reverse (1220200002), we get a palindrome (21220402212).

The spelling of 20000202210 in words is "twenty billion, two hundred two thousand, two hundred ten".