100220122221121 has 8 divisors (see below), whose sum is σ = 114538238126784. Its totient is φ = 85902245212560.

The previous prime is 100220122221059. The next prime is 100220122221137. The reversal of 100220122221121 is 121122221022001.

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

It is not a de Polignac number, because 100220122221121 - 2³⁷ = 100082683267649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100220122221221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58824415 + ... + 60504148.

It is an arithmetic number, because the mean of its divisors is an integer number (14317279765848).

Almost surely, 2^{100220122221121} is an apocalyptic number.

It is an amenable number.

100220122221121 is a deficient number, since it is larger than the sum of its proper divisors (14318115905663).

100220122221121 is a wasteful number, since it uses less digits than its factorization.

100220122221121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119448551.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 100220122221121 its reverse (121122221022001), we get a palindrome (221342343243122).

The spelling of 100220122221121 in words is "one hundred trillion, two hundred twenty billion, one hundred twenty-two million, two hundred twenty-one thousand, one hundred twenty-one".