100120222010 has 8 divisors (see below), whose sum is σ = 180216399636. Its totient is φ = 40048088800.

The previous prime is 100120221997. The next prime is 100120222019. The reversal of 100120222010 is 10222021001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 82834020481 + 17286201529 = 287809^2 + 131477^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 100120221982 and 100120222000.

It is not an unprimeable number, because it can be changed into a prime (100120222019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5006011091 + ... + 5006011110.

Almost surely, 2^100120222010 is an apocalyptic number.

100120222010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100120222010 is a deficient number, since it is larger than the sum of its proper divisors (80096177626).

100120222010 is a wasteful number, since it uses less digits than its factorization.

100120222010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10012022208.

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

Adding to 100120222010 its reverse (10222021001), we get a palindrome (110342243011).

The spelling of 100120222010 in words is "one hundred billion, one hundred twenty million, two hundred twenty-two thousand, ten".