22111451403 has 16 divisors (see below), whose sum is σ = 30095212032. Its totient is φ = 14437080000.

The previous prime is 22111451399. The next prime is 22111451423. The reversal of 22111451403 is 30415411122.

It is not a de Polignac number, because 22111451403 - 2² = 22111451399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22111451423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 311578 + ... + 375903.

It is an arithmetic number, because the mean of its divisors is an integer number (1880950752).

Almost surely, 2^22111451403 is an apocalyptic number.

22111451403 is a deficient number, since it is larger than the sum of its proper divisors (7983760629).

22111451403 is a wasteful number, since it uses less digits than its factorization.

22111451403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 687706.

The product of its (nonzero) digits is 960, while the sum is 24.

Adding to 22111451403 its reverse (30415411122), we get a palindrome (52526862525).

The spelling of 22111451403 in words is "twenty-two billion, one hundred eleven million, four hundred fifty-one thousand, four hundred three".