122231100019 has 32 divisors (see below), whose sum is σ = 156514830336. Its totient is φ = 92990768640.

The previous prime is 122231099971. The next prime is 122231100037. The reversal of 122231100019 is 910001132221.

It is not a de Polignac number, because 122231100019 - 2⁷ = 122231099891 is a prime.

It is a super-2 number, since 2×122231100019² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122231100049) 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 31 ways as a sum of consecutive naturals, for example, 120172 + ... + 508825.

It is an arithmetic number, because the mean of its divisors is an integer number (4891088448).

Almost surely, 2^122231100019 is an apocalyptic number.

122231100019 is a deficient number, since it is larger than the sum of its proper divisors (34283730317).

122231100019 is a wasteful number, since it uses less digits than its factorization.

122231100019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629115.

The product of its (nonzero) digits is 216, while the sum is 22.

The spelling of 122231100019 in words is "one hundred twenty-two billion, two hundred thirty-one million, one hundred thousand, nineteen".