100220112212101 has 8 divisors (see below), whose sum is σ = 114537940168064. Its totient is φ = 85902451523280.

The previous prime is 100220112211991. The next prime is 100220112212111. The reversal of 100220112212101 is 101212211022001.

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

It is a de Polignac number, because none of the positive numbers 2^k-100220112212101 is a prime.

It is a super-4 number, since 4×100220112212101⁴ (a number of 57 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100220112212111) 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, 40530225 + ... + 42931798.

It is an arithmetic number, because the mean of its divisors is an integer number (14317242521008).

Almost surely, 2^{100220112212101} is an apocalyptic number.

It is an amenable number.

100220112212101 is a deficient number, since it is larger than the sum of its proper divisors (14317827955963).

100220112212101 is an equidigital number, since it uses as much as digits as its factorization.

100220112212101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83633571.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 100220112212101 its reverse (101212211022001), we get a palindrome (201432323234102).

The spelling of 100220112212101 in words is "one hundred trillion, two hundred twenty billion, one hundred twelve million, two hundred twelve thousand, one hundred one".