101222004321 has 8 divisors (see below), whose sum is σ = 149958524960. Its totient is φ = 67481336196.

The previous prime is 101222004319. The next prime is 101222004337. The reversal of 101222004321 is 123400222101.

It is a happy number.

101222004321 is a `hidden beast` number, since 1 + 0 + 12 + 220 + 0 + 432 + 1 = 666.

It is not a de Polignac number, because 101222004321 - 2¹ = 101222004319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101222004294 and 101222004303.

It is not an unprimeable number, because it can be changed into a prime (101222004371) 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, 1874481535 + ... + 1874481588.

It is an arithmetic number, because the mean of its divisors is an integer number (18744815620).

Almost surely, 2^101222004321 is an apocalyptic number.

It is an amenable number.

101222004321 is a deficient number, since it is larger than the sum of its proper divisors (48736520639).

101222004321 is an equidigital number, since it uses as much as digits as its factorization.

101222004321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3748963132 (or 3748963126 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 101222004321 its reverse (123400222101), we get a palindrome (224622226422).

The spelling of 101222004321 in words is "one hundred one billion, two hundred twenty-two million, four thousand, three hundred twenty-one".