20142401242 has 16 divisors (see below), whose sum is σ = 30367719720. Its totient is φ = 10019898112.

The previous prime is 20142401233. The next prime is 20142401267. The reversal of 20142401242 is 24210424102.

It can be written as a sum of positive squares in 4 ways, for example, as 19113339001 + 1029062241 = 138251^2 + 32079^2 .

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, 583908 + ... + 617440.

Almost surely, 2^20142401242 is an apocalyptic number.

20142401242 is a deficient number, since it is larger than the sum of its proper divisors (10225318478).

20142401242 is a wasteful number, since it uses less digits than its factorization.

20142401242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35057.

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 20142401242 its reverse (24210424102), we get a palindrome (44352825344).

The spelling of 20142401242 in words is "twenty billion, one hundred forty-two million, four hundred one thousand, two hundred forty-two".