111402621062403 has 96 divisors (see below), whose sum is σ = 172428114009600. Its totient is φ = 63372024576000.

The previous prime is 111402621062393. The next prime is 111402621062423. The reversal of 111402621062403 is 304260126204111.

It is a happy number.

It is not a de Polignac number, because 111402621062403 - 2⁵ = 111402621062371 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (111402621062423) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 451926258 + ... + 452172696.

It is an arithmetic number, because the mean of its divisors is an integer number (1796126187600).

Almost surely, 2^{111402621062403} is an apocalyptic number.

111402621062403 is a deficient number, since it is larger than the sum of its proper divisors (61025492947197).

111402621062403 is a wasteful number, since it uses less digits than its factorization.

111402621062403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246845 (or 246804 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

Adding to 111402621062403 its reverse (304260126204111), we get a palindrome (415662747266514).

The spelling of 111402621062403 in words is "one hundred eleven trillion, four hundred two billion, six hundred twenty-one million, sixty-two thousand, four hundred three".