23011002 has 24 divisors (see below), whose sum is σ = 56979936. Its totient is φ = 6574536.

The previous prime is 23010997. The next prime is 23011031. The reversal of 23011002 is 20011032.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 91188 + ... + 91439.

It is an arithmetic number, because the mean of its divisors is an integer number (2374164).

Almost surely, 2^23011002 is an apocalyptic number.

23011002 is an abundant number, since it is smaller than the sum of its proper divisors (33968934).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23011002 is a wasteful number, since it uses less digits than its factorization.

23011002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182642 (or 182639 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 23011002 is about 4796.9784239665. The cubic root of 23011002 is about 284.4320360097.

Adding to 23011002 its reverse (20011032), we get a palindrome (43022034).

The spelling of 23011002 in words is "twenty-three million, eleven thousand, two".