21141112044012 has 24 divisors (see below), whose sum is σ = 49329336000000. Its totient is φ = 7047026696016.

The previous prime is 21141112043999. The next prime is 21141112044053. The reversal of 21141112044012 is 21044021114112.

It is a super-2 number, since 2×21141112044012² (a number of 27 digits) contains 22 as substring.

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, 13993489 + ... + 15430487.

It is an arithmetic number, because the mean of its divisors is an integer number (2055389000000).

Almost surely, 2^{21141112044012} is an apocalyptic number.

It is an amenable number.

21141112044012 is an abundant number, since it is smaller than the sum of its proper divisors (28188223955988).

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

21141112044012 is a wasteful number, since it uses less digits than its factorization.

21141112044012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2663005 (or 2663003 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 24.

Adding to 21141112044012 its reverse (21044021114112), we get a palindrome (42185133158124).

The spelling of 21141112044012 in words is "twenty-one trillion, one hundred forty-one billion, one hundred twelve million, forty-four thousand, twelve".