10972222066 has 32 divisors (see below), whose sum is σ = 17972236800. Its totient is φ = 4993591680.

The previous prime is 10972222061. The next prime is 10972222097. The reversal of 10972222066 is 66022227901.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (10972222061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 870751 + ... + 883261.

It is an arithmetic number, because the mean of its divisors is an integer number (561632400).

Almost surely, 2^10972222066 is an apocalyptic number.

10972222066 is a deficient number, since it is larger than the sum of its proper divisors (7000014734).

10972222066 is a wasteful number, since it uses less digits than its factorization.

10972222066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12994.

The product of its (nonzero) digits is 36288, while the sum is 37.

Adding to 10972222066 its reverse (66022227901), we get a palindrome (76994449967).

The spelling of 10972222066 in words is "ten billion, nine hundred seventy-two million, two hundred twenty-two thousand, sixty-six".