21140412201042 has 8 divisors (see below), whose sum is σ = 42280824402096. Its totient is φ = 7046804067012.

The previous prime is 21140412201037. The next prime is 21140412201053. The reversal of 21140412201042 is 24010221404112.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

21140412201042 is an admirable number.

It is a super-3 number, since 3×21140412201042³ (a number of 41 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1761701016748 + ... + 1761701016759.

It is an arithmetic number, because the mean of its divisors is an integer number (5285103050262).

Almost surely, 2^{21140412201042} is an apocalyptic number.

21140412201042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

21140412201042 is a wasteful number, since it uses less digits than its factorization.

21140412201042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3523402033512.

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 21140412201042 its reverse (24010221404112), we get a palindrome (45150633605154).

The spelling of 21140412201042 in words is "twenty-one trillion, one hundred forty billion, four hundred twelve million, two hundred one thousand, forty-two".