200010011220 has 72 divisors (see below), whose sum is σ = 607084077600. Its totient is φ = 53301977280.

The previous prime is 200010011197. The next prime is 200010011287. The reversal of 200010011220 is 22110010002.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 70870 + ... + 636429.

It is an arithmetic number, because the mean of its divisors is an integer number (8431723300).

Almost surely, 2^200010011220 is an apocalyptic number.

200010011220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200010011220 is an abundant number, since it is smaller than the sum of its proper divisors (407074066380).

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

200010011220 is a wasteful number, since it uses less digits than its factorization.

200010011220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 708885 (or 708880 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 200010011220 its reverse (22110010002), we get a palindrome (222120021222).

The spelling of 200010011220 in words is "two hundred billion, ten million, eleven thousand, two hundred twenty".