23201111100012 has 12 divisors (see below), whose sum is σ = 54135925900056. Its totient is φ = 7733703700000.

The previous prime is 23201111100001. The next prime is 23201111100023. The reversal of 23201111100012 is 21000111110232.

It is an interprime number because it is at equal distance from previous prime (23201111100001) and next prime (23201111100023).

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 23201111099964 and 23201111100000.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 966712962489 + ... + 966712962512.

It is an arithmetic number, because the mean of its divisors is an integer number (4511327158338).

Almost surely, 2^{23201111100012} is an apocalyptic number.

It is an amenable number.

23201111100012 is an abundant number, since it is smaller than the sum of its proper divisors (30934814800044).

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

23201111100012 is a wasteful number, since it uses less digits than its factorization.

23201111100012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1933425925008 (or 1933425925006 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 23201111100012 its reverse (21000111110232), we get a palindrome (44201222210244).

The spelling of 23201111100012 in words is "twenty-three trillion, two hundred one billion, one hundred eleven million, one hundred thousand, twelve".