123044043342 has 16 divisors (see below), whose sum is σ = 268459731072. Its totient is φ = 37286073720.

The previous prime is 123044043337. The next prime is 123044043347. The reversal of 123044043342 is 243340440321.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (123044043337) and next prime (123044043347).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123044043347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 932151778 + ... + 932151909.

It is an arithmetic number, because the mean of its divisors is an integer number (16778733192).

Almost surely, 2^123044043342 is an apocalyptic number.

123044043342 is an abundant number, since it is smaller than the sum of its proper divisors (145415687730).

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

123044043342 is a wasteful number, since it uses less digits than its factorization.

123044043342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1864303703.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 123044043342 its reverse (243340440321), we get a palindrome (366384483663).

The spelling of 123044043342 in words is "one hundred twenty-three billion, forty-four million, forty-three thousand, three hundred forty-two".