201002322023 has 4 divisors (see below), whose sum is σ = 202585017600. Its totient is φ = 199419626448.

The previous prime is 201002322011. The next prime is 201002322029. The reversal of 201002322023 is 320223200102.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201002322023 is a prime.

It is a super-4 number, since 4×201002322023⁴ (a number of 46 digits) contains 4444 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201002321992 and 201002322010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201002322029) 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, 791347598 + ... + 791347851.

It is an arithmetic number, because the mean of its divisors is an integer number (50646254400).

Almost surely, 2^201002322023 is an apocalyptic number.

201002322023 is a deficient number, since it is larger than the sum of its proper divisors (1582695577).

201002322023 is a wasteful number, since it uses less digits than its factorization.

201002322023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1582695576.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 201002322023 its reverse (320223200102), we get a palindrome (521225522125).

The spelling of 201002322023 in words is "two hundred one billion, two million, three hundred twenty-two thousand, twenty-three".