100200221210 has 16 divisors (see below), whose sum is σ = 182831089896. Its totient is φ = 39531045888.

The previous prime is 100200221171. The next prime is 100200221221. The reversal of 100200221210 is 12122002001.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 91877490769 + 8322730441 = 303113^2 + 91229^2 .

It is a junction number, because it is equal to n+sod(n) for n = 100200221191 and 100200221200.

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, 68629559 + ... + 68631018.

Almost surely, 2^100200221210 is an apocalyptic number.

100200221210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100200221210 is a deficient number, since it is larger than the sum of its proper divisors (82630868686).

100200221210 is a wasteful number, since it uses less digits than its factorization.

100200221210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137260657.

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

Adding to 100200221210 its reverse (12122002001), we get a palindrome (112322223211).

The spelling of 100200221210 in words is "one hundred billion, two hundred million, two hundred twenty-one thousand, two hundred ten".