122222000001 has 8 divisors (see below), whose sum is σ = 162970301440. Its totient is φ = 81477515952.

The previous prime is 122221999993. The next prime is 122222000009. The reversal of 122222000001 is 100000222221.

It is an interprime number because it is at equal distance from previous prime (122221999993) and next prime (122222000009).

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

It is not a de Polignac number, because 122222000001 - 2³ = 122221999993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122222000009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 878785 + ... + 1008318.

It is an arithmetic number, because the mean of its divisors is an integer number (20371287680).

Almost surely, 2^122222000001 is an apocalyptic number.

It is an amenable number.

122222000001 is a deficient number, since it is larger than the sum of its proper divisors (40748301439).

122222000001 is a wasteful number, since it uses less digits than its factorization.

122222000001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1908695.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 122222000001 its reverse (100000222221), we get a palindrome (222222222222).

The spelling of 122222000001 in words is "one hundred twenty-two billion, two hundred twenty-two million, one", and thus it is an aban number.