202000212120 has 128 divisors (see below), whose sum is σ = 692722621440. Its totient is φ = 46161446400.

The previous prime is 202000212119. The next prime is 202000212133. The reversal of 202000212120 is 21212000202.

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 = 202000212096 and 202000212105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4261269 + ... + 4308411.

It is an arithmetic number, because the mean of its divisors is an integer number (5411895480).

Almost surely, 2^202000212120 is an apocalyptic number.

202000212120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202000212120 is an abundant number, since it is smaller than the sum of its proper divisors (490722409320).

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

202000212120 is a wasteful number, since it uses less digits than its factorization.

202000212120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52265 (or 52261 counting only the distinct ones).

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

Adding to 202000212120 its reverse (21212000202), we get a palindrome (223212212322).

The spelling of 202000212120 in words is "two hundred two billion, two hundred twelve thousand, one hundred twenty".