100100101120220 has 48 divisors (see below), whose sum is σ = 211336074069120. Its totient is φ = 39825981586944.

The previous prime is 100100101120213. The next prime is 100100101120291. The reversal of 100100101120220 is 22021101001001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8121419 + ... + 16314338.

It is an arithmetic number, because the mean of its divisors is an integer number (4402834876440).

Almost surely, 2^{100100101120220} is an apocalyptic number.

100100101120220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100100101120220 is an abundant number, since it is smaller than the sum of its proper divisors (111235972948900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100100101120220 is a wasteful number, since it uses less digits than its factorization.

100100101120220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24436862 (or 24436860 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 100100101120220 its reverse (22021101001001), we get a palindrome (122121202121221).

The spelling of 100100101120220 in words is "one hundred trillion, one hundred billion, one hundred one million, one hundred twenty thousand, two hundred twenty".