22004420023534 has 16 divisors (see below), whose sum is σ = 35556508617840. Its totient is φ = 10152769867200.

The previous prime is 22004420023489. The next prime is 22004420023549. The reversal of 22004420023534 is 43532002440022.

It is a super-2 number, since 2×22004420023534² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22004420023496 and 22004420023505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129759367 + ... + 129928834.

It is an arithmetic number, because the mean of its divisors is an integer number (2222281788615).

Almost surely, 2^{22004420023534} is an apocalyptic number.

22004420023534 is a deficient number, since it is larger than the sum of its proper divisors (13552088594306).

22004420023534 is a wasteful number, since it uses less digits than its factorization.

22004420023534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259691475.

The product of its (nonzero) digits is 46080, while the sum is 31.

Adding to 22004420023534 its reverse (43532002440022), we get a palindrome (65536422463556).

The spelling of 22004420023534 in words is "twenty-two trillion, four billion, four hundred twenty million, twenty-three thousand, five hundred thirty-four".