42044222012 has 24 divisors (see below), whose sum is σ = 79253017872. Its totient is φ = 19401148800.

The previous prime is 42044221997. The next prime is 42044222083. The reversal of 42044222012 is 21022244024.

42044222012 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, 190712 + ... + 347072.

It is an arithmetic number, because the mean of its divisors is an integer number (3302209078).

Almost surely, 2^42044222012 is an apocalyptic number.

It is an amenable number.

42044222012 is a deficient number, since it is larger than the sum of its proper divisors (37208795860).

42044222012 is a wasteful number, since it uses less digits than its factorization.

42044222012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161549 (or 161547 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 23.

Adding to 42044222012 its reverse (21022244024), we get a palindrome (63066466036).

The spelling of 42044222012 in words is "forty-two billion, forty-four million, two hundred twenty-two thousand, twelve".