23011102 has 4 divisors (see below), whose sum is σ = 34516656. Its totient is φ = 11505550.

The previous prime is 23011057. The next prime is 23011103. The reversal of 23011102 is 20111032.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23011103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5752774 + ... + 5752777.

It is an arithmetic number, because the mean of its divisors is an integer number (8629164).

Almost surely, 2^23011102 is an apocalyptic number.

23011102 is a deficient number, since it is larger than the sum of its proper divisors (11505554).

23011102 is a wasteful number, since it uses less digits than its factorization.

23011102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11505553.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 23011102 is about 4796.9888471832. The cubic root of 23011102 is about 284.4324480324.

Adding to 23011102 its reverse (20111032), we get a palindrome (43122134).

It can be divided in two parts, 2301 and 1102, that added together give a triangular number (3403 = T₈₂).

The spelling of 23011102 in words is "twenty-three million, eleven thousand, one hundred two".