244242420123 has 32 divisors (see below), whose sum is σ = 369206611200. Its totient is φ = 142376420736.

The previous prime is 244242420119. The next prime is 244242420131. The reversal of 244242420123 is 321024242442.

It is a happy number.

It is not a de Polignac number, because 244242420123 - 2² = 244242420119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (244242420113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11303536 + ... + 11325122.

It is an arithmetic number, because the mean of its divisors is an integer number (11537706600).

Almost surely, 2^244242420123 is an apocalyptic number.

244242420123 is a deficient number, since it is larger than the sum of its proper divisors (124964191077).

244242420123 is a wasteful number, since it uses less digits than its factorization.

244242420123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36891.

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 244242420123 its reverse (321024242442), we get a palindrome (565266662565).

The spelling of 244242420123 in words is "two hundred forty-four billion, two hundred forty-two million, four hundred twenty thousand, one hundred twenty-three".