200002020302120 has 32 divisors (see below), whose sum is σ = 454643767809000. Its totient is φ = 79176057520128.

The previous prime is 200002020302069. The next prime is 200002020302219. The reversal of 200002020302120 is 21203020200002.

It can be written as a sum of positive squares in 4 ways, for example, as 197541282183844 + 2460738118276 = 14054938^2 + 1568674^2 .

It is a junction number, because it is equal to n+sod(n) for n = 200002020302095 and 200002020302104.

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, 25773452345 + ... + 25773460104.

Almost surely, 2^{200002020302120} is an apocalyptic number.

200002020302120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200002020302120 is an abundant number, since it is smaller than the sum of its proper divisors (254641747506880).

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

200002020302120 is a wasteful number, since it uses less digits than its factorization.

200002020302120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51546912557 (or 51546912553 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 200002020302120 its reverse (21203020200002), we get a palindrome (221205040502122).

The spelling of 200002020302120 in words is "two hundred trillion, two billion, twenty million, three hundred two thousand, one hundred twenty".