100001221022 has 8 divisors (see below), whose sum is σ = 158825468736. Its totient is φ = 47059398112.

The previous prime is 100001220973. The next prime is 100001221037. The reversal of 100001221022 is 220122100001.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 100001220994 and 100001221012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1470606158 + ... + 1470606225.

It is an arithmetic number, because the mean of its divisors is an integer number (19853183592).

Almost surely, 2^100001221022 is an apocalyptic number.

100001221022 is a deficient number, since it is larger than the sum of its proper divisors (58824247714).

100001221022 is a wasteful number, since it uses less digits than its factorization.

100001221022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2941212402.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 100001221022 its reverse (220122100001), we get a palindrome (320123321023).

The spelling of 100001221022 in words is "one hundred billion, one million, two hundred twenty-one thousand, twenty-two".