40220123342 has 16 divisors (see below), whose sum is σ = 69309775872. Its totient is φ = 17146947480.

The previous prime is 40220123329. The next prime is 40220123351. The reversal of 40220123342 is 24332102204.

40220123342 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7517918 + ... + 7523265.

It is an arithmetic number, because the mean of its divisors is an integer number (4331860992).

Almost surely, 2^40220123342 is an apocalyptic number.

40220123342 is a deficient number, since it is larger than the sum of its proper divisors (29089652530).

40220123342 is a wasteful number, since it uses less digits than its factorization.

40220123342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15041383.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 40220123342 its reverse (24332102204), we get a palindrome (64552225546).

The spelling of 40220123342 in words is "forty billion, two hundred twenty million, one hundred twenty-three thousand, three hundred forty-two".