11401200412 has 24 divisors (see below), whose sum is σ = 22817170656. Its totient is φ = 4883063808.

The previous prime is 11401200407. The next prime is 11401200413. The reversal of 11401200412 is 21400210411.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11401200413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87613 + ... + 174580.

It is an arithmetic number, because the mean of its divisors is an integer number (950715444).

Almost surely, 2^11401200412 is an apocalyptic number.

It is an amenable number.

11401200412 is an abundant number, since it is smaller than the sum of its proper divisors (11415970244).

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

11401200412 is a wasteful number, since it uses less digits than its factorization.

11401200412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263757 (or 263755 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 11401200412 its reverse (21400210411), we get a palindrome (32801410823).

Subtracting 11401200412 from its reverse (21400210411), we obtain a palindrome (9999009999).

The spelling of 11401200412 in words is "eleven billion, four hundred one million, two hundred thousand, four hundred twelve".