1202240023 has 2 divisors, whose sum is σ = 1202240024. Its totient is φ = 1202240022.

The previous prime is 1202240021. The next prime is 1202240041. The reversal of 1202240023 is 3200422021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1202240023 - 2¹ = 1202240021 is a prime.

Together with 1202240021, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1202239979 and 1202240006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1202240021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601120011 + 601120012.

It is an arithmetic number, because the mean of its divisors is an integer number (601120012).

Almost surely, 2^1202240023 is an apocalyptic number.

1202240023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1202240023 is an equidigital number, since it uses as much as digits as its factorization.

1202240023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 1202240023 is about 34673.3330240979. Note that the first 3 decimals coincide. The cubic root of 1202240023 is about 1063.3193747465.

Adding to 1202240023 its reverse (3200422021), we get a palindrome (4402662044).

The spelling of 1202240023 in words is "one billion, two hundred two million, two hundred forty thousand, twenty-three".