244123231402 has 8 divisors (see below), whose sum is σ = 366245421696. Its totient is φ = 122041424172.

The previous prime is 244123231381. The next prime is 244123231409. The reversal of 244123231402 is 204132321442.

244123231402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×244123231402² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (244123231409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10080648 + ... + 10104835.

It is an arithmetic number, because the mean of its divisors is an integer number (45780677712).

Almost surely, 2^244123231402 is an apocalyptic number.

244123231402 is a deficient number, since it is larger than the sum of its proper divisors (122122190294).

244123231402 is a wasteful number, since it uses less digits than its factorization.

244123231402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20191532.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 244123231402 its reverse (204132321442), we get a palindrome (448255552844).

The spelling of 244123231402 in words is "two hundred forty-four billion, one hundred twenty-three million, two hundred thirty-one thousand, four hundred two".