1423302010321 has 4 divisors (see below), whose sum is σ = 1423392469092. Its totient is φ = 1423211551552.

The previous prime is 1423302010309. The next prime is 1423302010331. The reversal of 1423302010321 is 1230102033241.

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

It can be written as a sum of positive squares in 2 ways, for example, as 890531942400 + 532770067921 = 943680^2 + 729911^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1423302010321 is a prime.

It is a super-2 number, since 2×1423302010321² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1423302010292 and 1423302010301.

It is not an unprimeable number, because it can be changed into a prime (1423302010331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45205780 + ... + 45237253.

It is an arithmetic number, because the mean of its divisors is an integer number (355848117273).

Almost surely, 2^{1423302010321} is an apocalyptic number.

It is an amenable number.

1423302010321 is a deficient number, since it is larger than the sum of its proper divisors (90458771).

1423302010321 is an equidigital number, since it uses as much as digits as its factorization.

1423302010321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90458770.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 1423302010321 its reverse (1230102033241), we get a palindrome (2653404043562).

The spelling of 1423302010321 in words is "one trillion, four hundred twenty-three billion, three hundred two million, ten thousand, three hundred twenty-one".