12401400011 has 32 divisors (see below), whose sum is σ = 17057005056. Its totient is φ = 8702496000.

The previous prime is 12401399999. The next prime is 12401400029. The reversal of 12401400011 is 11000410421.

It is not a de Polignac number, because 12401400011 - 2¹⁰ = 12401398987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12401400031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 110045 + ... + 192126.

It is an arithmetic number, because the mean of its divisors is an integer number (533031408).

Almost surely, 2^12401400011 is an apocalyptic number.

12401400011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12401400011 is a deficient number, since it is larger than the sum of its proper divisors (4655605045).

12401400011 is a wasteful number, since it uses less digits than its factorization.

12401400011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302243.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12401400011 its reverse (11000410421), we get a palindrome (23401810432).

The spelling of 12401400011 in words is "twelve billion, four hundred one million, four hundred thousand, eleven".