100120110221210 has 16 divisors (see below), whose sum is σ = 181003168701000. Its totient is φ = 39873161798976.

The previous prime is 100120110221177. The next prime is 100120110221221. The reversal of 100120110221210 is 12122011021001.

It can be written as a sum of positive squares in 4 ways, for example, as 92087879715049 + 8032230506161 = 9596243^2 + 2834119^2 .

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, 21860283785 + ... + 21860288364.

Almost surely, 2^{100120110221210} is an apocalyptic number.

100120110221210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100120110221210 is a deficient number, since it is larger than the sum of its proper divisors (80883058479790).

100120110221210 is a wasteful number, since it uses less digits than its factorization.

100120110221210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43720572385.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 100120110221210 its reverse (12122011021001), we get a palindrome (112242121242211).

The spelling of 100120110221210 in words is "one hundred trillion, one hundred twenty billion, one hundred ten million, two hundred twenty-one thousand, two hundred ten".