22013400004 has 12 divisors (see below), whose sum is σ = 40198382784. Its totient is φ = 10528147784.

The previous prime is 22013400001. The next prime is 22013400029. The reversal of 22013400004 is 40000431022.

It is a super-2 number, since 2×22013400004² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22013400001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119637952 + ... + 119638135.

It is an arithmetic number, because the mean of its divisors is an integer number (3349865232).

Almost surely, 2^22013400004 is an apocalyptic number.

It is an amenable number.

22013400004 is a deficient number, since it is larger than the sum of its proper divisors (18184982780).

22013400004 is a wasteful number, since it uses less digits than its factorization.

22013400004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239276114 (or 239276112 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 22013400004 its reverse (40000431022), we get a palindrome (62013831026).

The spelling of 22013400004 in words is "twenty-two billion, thirteen million, four hundred thousand, four".