210202200120 has 64 divisors (see below), whose sum is σ = 687934477440. Its totient is φ = 50958108800.

The previous prime is 210202200107. The next prime is 210202200179. The reversal of 210202200120 is 21002202012.

It is a super-3 number, since 3×210202200120³ (a number of 35 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 210202200096 and 210202200105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79620726 + ... + 79623365.

It is an arithmetic number, because the mean of its divisors is an integer number (10748976210).

Almost surely, 2^210202200120 is an apocalyptic number.

210202200120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210202200120 is an abundant number, since it is smaller than the sum of its proper divisors (477732277320).

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

210202200120 is a wasteful number, since it uses less digits than its factorization.

210202200120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159244116 (or 159244112 counting only the distinct ones).

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

Adding to 210202200120 its reverse (21002202012), we get a palindrome (231204402132).

The spelling of 210202200120 in words is "two hundred ten billion, two hundred two million, two hundred thousand, one hundred twenty".