20020220100210 has 128 divisors (see below), whose sum is σ = 52861178016000. Its totient is φ = 4812334469120.

The previous prime is 20020220100197. The next prime is 20020220100227. The reversal of 20020220100210 is 1200102202002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 27619942 + ... + 28335518.

It is an arithmetic number, because the mean of its divisors is an integer number (412977953250).

Almost surely, 2^{20020220100210} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20020220100210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26430589008000).

20020220100210 is an abundant number, since it is smaller than the sum of its proper divisors (32840957915790).

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

20020220100210 is a wasteful number, since it uses less digits than its factorization.

20020220100210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 716316.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 20020220100210 its reverse (1200102202002), we get a palindrome (21220322302212).

The spelling of 20020220100210 in words is "twenty trillion, twenty billion, two hundred twenty million, one hundred thousand, two hundred ten".