202020120110 has 16 divisors (see below), whose sum is σ = 367722018000. Its totient is φ = 79900092096.

The previous prime is 202020120103. The next prime is 202020120121. The reversal of 202020120110 is 11021020202.

It is a happy number.

202020120110 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 202020120091 and 202020120100.

It is a congruent number.

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 in 7 ways as a sum of consecutive naturals, for example, 113493560 + ... + 113495339.

It is an arithmetic number, because the mean of its divisors is an integer number (22982626125).

Almost surely, 2^202020120110 is an apocalyptic number.

202020120110 is a deficient number, since it is larger than the sum of its proper divisors (165701897890).

202020120110 is a wasteful number, since it uses less digits than its factorization.

202020120110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226988995.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 202020120110 its reverse (11021020202), we get a palindrome (213041140312).

The spelling of 202020120110 in words is "two hundred two billion, twenty million, one hundred twenty thousand, one hundred ten".