111402431301 has 16 divisors (see below), whose sum is σ = 169773778944. Its totient is φ = 63651897264.

The previous prime is 111402431299. The next prime is 111402431317. The reversal of 111402431301 is 103134204111.

It is not a de Polignac number, because 111402431301 - 2¹ = 111402431299 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111402430301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66465 + ... + 476678.

It is an arithmetic number, because the mean of its divisors is an integer number (10610861184).

Almost surely, 2^111402431301 is an apocalyptic number.

It is an amenable number.

111402431301 is a deficient number, since it is larger than the sum of its proper divisors (58371347643).

111402431301 is an equidigital number, since it uses as much as digits as its factorization.

111402431301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 552920.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 111402431301 its reverse (103134204111), we get a palindrome (214536635412).

The spelling of 111402431301 in words is "one hundred eleven billion, four hundred two million, four hundred thirty-one thousand, three hundred one".