100120222210 has 16 divisors (see below), whose sum is σ = 180257224896. Its totient is φ = 40039016688.

The previous prime is 100120222157. The next prime is 100120222211. The reversal of 100120222210 is 12222021001.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (100120222211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1087584 + ... + 1176043.

It is an arithmetic number, because the mean of its divisors is an integer number (11266076556).

Almost surely, 2^100120222210 is an apocalyptic number.

100120222210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100120222210 is a deficient number, since it is larger than the sum of its proper divisors (80137002686).

100120222210 is a wasteful number, since it uses less digits than its factorization.

100120222210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2268057.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 100120222210 its reverse (12222021001), we get a palindrome (112342243211).

The spelling of 100120222210 in words is "one hundred billion, one hundred twenty million, two hundred twenty-two thousand, two hundred ten".