100022221222201 has 4 divisors (see below), whose sum is σ = 100022352440400. Its totient is φ = 100022090004004.

The previous prime is 100022221222171. The next prime is 100022221222241. The reversal of 100022221222201 is 102222122220001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 100022221222201 - 2²⁷ = 100022087004473 is a prime.

It is a super-2 number, since 2×100022221222201² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100022221222241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64458991 + ... + 65992468.

It is an arithmetic number, because the mean of its divisors is an integer number (25005588110100).

Almost surely, 2^{100022221222201} is an apocalyptic number.

It is an amenable number.

100022221222201 is a deficient number, since it is larger than the sum of its proper divisors (131218199).

100022221222201 is an equidigital number, since it uses as much as digits as its factorization.

100022221222201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131218198.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 100022221222201 its reverse (102222122220001), we get a palindrome (202244343442202).

The spelling of 100022221222201 in words is "one hundred trillion, twenty-two billion, two hundred twenty-one million, two hundred twenty-two thousand, two hundred one".