100220120111012 has 24 divisors (see below), whose sum is σ = 191330049849120. Its totient is φ = 45554426327360.

The previous prime is 100220120111011. The next prime is 100220120111029. The reversal of 100220120111012 is 210111021022001.

It is not an unprimeable number, because it can be changed into a prime (100220120111011) 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, 7701248 + ... + 16116744.

It is an arithmetic number, because the mean of its divisors is an integer number (7972085410380).

Almost surely, 2^{100220120111012} is an apocalyptic number.

It is an amenable number.

100220120111012 is a deficient number, since it is larger than the sum of its proper divisors (91109929738108).

100220120111012 is a wasteful number, since it uses less digits than its factorization.

100220120111012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8686171 (or 8686169 counting only the distinct ones).

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

Adding to 100220120111012 its reverse (210111021022001), we get a palindrome (310331141133013).

The spelling of 100220120111012 in words is "one hundred trillion, two hundred twenty billion, one hundred twenty million, one hundred eleven thousand, twelve".