1202023000111 has 4 divisors (see below), whose sum is σ = 1202196785112. Its totient is φ = 1201849215112.

The previous prime is 1202023000081. The next prime is 1202023000127. The reversal of 1202023000111 is 1110003202021.

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

It is a cyclic number.

It is not a de Polignac number, because 1202023000111 - 2⁹ = 1202022999599 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1202023000091 and 1202023000100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202023000411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86882125 + ... + 86895958.

It is an arithmetic number, because the mean of its divisors is an integer number (300549196278).

Almost surely, 2^{1202023000111} is an apocalyptic number.

1202023000111 is a deficient number, since it is larger than the sum of its proper divisors (173785001).

1202023000111 is an equidigital number, since it uses as much as digits as its factorization.

1202023000111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173785000.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 1202023000111 its reverse (1110003202021), we get a palindrome (2312026202132).

The spelling of 1202023000111 in words is "one trillion, two hundred two billion, twenty-three million, one hundred eleven", and thus it is an aban number.