10022021000123 has 4 divisors (see below), whose sum is σ = 10933113818328. Its totient is φ = 9110928181920.

The previous prime is 10022021000119. The next prime is 10022021000153. The reversal of 10022021000123 is 32100012022001.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10022021000123 - 2² = 10022021000119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10022021000098 and 10022021000107.

It is not an unprimeable number, because it can be changed into a prime (10022021000113) 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 3 ways as a sum of consecutive naturals, for example, 455546409086 + ... + 455546409107.

It is an arithmetic number, because the mean of its divisors is an integer number (2733278454582).

Almost surely, 2^{10022021000123} is an apocalyptic number.

10022021000123 is a deficient number, since it is larger than the sum of its proper divisors (911092818205).

10022021000123 is an equidigital number, since it uses as much as digits as its factorization.

10022021000123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 911092818204.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 10022021000123 its reverse (32100012022001), we get a palindrome (42122033022124).

The spelling of 10022021000123 in words is "ten trillion, twenty-two billion, twenty-one million, one hundred twenty-three", and thus it is an aban number.