201002230023 has 12 divisors (see below), whose sum is σ = 311758561080. Its totient is φ = 114858417072.

The previous prime is 201002230007. The next prime is 201002230031. The reversal of 201002230023 is 320032200102.

It is not a de Polignac number, because 201002230023 - 2⁴ = 201002230007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 201002229984 and 201002230011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201002230043) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 683680908 + ... + 683681201.

It is an arithmetic number, because the mean of its divisors is an integer number (25979880090).

Almost surely, 2^201002230023 is an apocalyptic number.

201002230023 is a deficient number, since it is larger than the sum of its proper divisors (110756331057).

201002230023 is a wasteful number, since it uses less digits than its factorization.

201002230023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1367362126 (or 1367362119 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 201002230023 its reverse (320032200102), we get a palindrome (521034430125).

The spelling of 201002230023 in words is "two hundred one billion, two million, two hundred thirty thousand, twenty-three".