10111440400012 has 24 divisors (see below), whose sum is σ = 20223481055904. Its totient is φ = 4333345830912.

The previous prime is 10111440399997. The next prime is 10111440400031. The reversal of 10111440400012 is 21000404411101.

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, 4396213 + ... + 6288844.

It is an arithmetic number, because the mean of its divisors is an integer number (842645043996).

Almost surely, 2^{10111440400012} is an apocalyptic number.

It is an amenable number.

10111440400012 is an abundant number, since it is smaller than the sum of its proper divisors (10112040655892).

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

10111440400012 is a wasteful number, since it uses less digits than its factorization.

10111440400012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10718865 (or 10718863 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 10111440400012 its reverse (21000404411101), we get a palindrome (31111844811113).

The spelling of 10111440400012 in words is "ten trillion, one hundred eleven billion, four hundred forty million, four hundred thousand, twelve".