66222262130 has 16 divisors (see below), whose sum is σ = 119209869504. Its totient is φ = 26486727600.

The previous prime is 66222262103. The next prime is 66222262133. The reversal of 66222262130 is 3126222266.

It is a super-2 number, since 2×66222262130² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (66222262133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141422 + ... + 390441.

It is an arithmetic number, because the mean of its divisors is an integer number (7450616844).

Almost surely, 2^66222262130 is an apocalyptic number.

66222262130 is a deficient number, since it is larger than the sum of its proper divisors (52987607374).

66222262130 is a wasteful number, since it uses less digits than its factorization.

66222262130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544321.

The product of its (nonzero) digits is 20736, while the sum is 32.

Adding to 66222262130 its reverse (3126222266), we get a palindrome (69348484396).

The spelling of 66222262130 in words is "sixty-six billion, two hundred twenty-two million, two hundred sixty-two thousand, one hundred thirty".