20142241012 has 24 divisors (see below), whose sum is σ = 37117384640. Its totient is φ = 9537652800.

The previous prime is 20142240983. The next prime is 20142241037. The reversal of 20142241012 is 21014224102.

It is a Harshad number since it is a multiple of its sum of digits (19).

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, 173512 + ... + 265312.

Almost surely, 2^20142241012 is an apocalyptic number.

It is an amenable number.

20142241012 is a deficient number, since it is larger than the sum of its proper divisors (16975143628).

20142241012 is a wasteful number, since it uses less digits than its factorization.

20142241012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94711 (or 94709 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 20142241012 its reverse (21014224102), we get a palindrome (41156465114).

The spelling of 20142241012 in words is "twenty billion, one hundred forty-two million, two hundred forty-one thousand, twelve".