100000020221210 has 16 divisors (see below), whose sum is σ = 185806489185792. Its totient is φ = 38709685246800.

The previous prime is 100000020221183. The next prime is 100000020221219. The reversal of 100000020221210 is 12122020000001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 100000020221191 and 100000020221200.

It is not an unprimeable number, because it can be changed into a prime (100000020221219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161290354886 + ... + 161290355505.

It is an arithmetic number, because the mean of its divisors is an integer number (11612905574112).

Almost surely, 2^{100000020221210} is an apocalyptic number.

100000020221210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100000020221210 is a deficient number, since it is larger than the sum of its proper divisors (85806468964582).

100000020221210 is a wasteful number, since it uses less digits than its factorization.

100000020221210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322580710429.

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

Adding to 100000020221210 its reverse (12122020000001), we get a palindrome (112122040221211).

The spelling of 100000020221210 in words is "one hundred trillion, twenty million, two hundred twenty-one thousand, two hundred ten".