100122222001 has 8 divisors (see below), whose sum is σ = 105272887104. Its totient is φ = 95038017360.

The previous prime is 100122221987. The next prime is 100122222059. The reversal of 100122222001 is 100222221001.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 100122222001 - 2⁷ = 100122221873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100122222071) 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, 16612026 + ... + 16618051.

It is an arithmetic number, because the mean of its divisors is an integer number (13159110888).

Almost surely, 2^100122222001 is an apocalyptic number.

It is an amenable number.

100122222001 is a deficient number, since it is larger than the sum of its proper divisors (5150665103).

100122222001 is a wasteful number, since it uses less digits than its factorization.

100122222001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33230231.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 100122222001 its reverse (100222221001), we get a palindrome (200344443002).

The spelling of 100122222001 in words is "one hundred billion, one hundred twenty-two million, two hundred twenty-two thousand, one".