22101210202112 has 32 divisors (see below), whose sum is σ = 44201745994350. Its totient is φ = 11050605084672.

The previous prime is 22101210202061. The next prime is 22101210202117. The reversal of 22101210202112 is 21120201210122.

It can be written as a sum of positive squares in only one way, i.e., 22010960429056 + 90249773056 = 4691584^2 + 300416^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is not an unprimeable number, because it can be changed into a prime (22101210202117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337204937 + ... + 337270472.

Almost surely, 2^{22101210202112} is an apocalyptic number.

It is an amenable number.

22101210202112 is a deficient number, since it is larger than the sum of its proper divisors (22100535792238).

22101210202112 is an frugal number, since it uses more digits than its factorization.

22101210202112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674475439 (or 674475411 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22101210202112 its reverse (21120201210122), we get a palindrome (43221411412234).

The spelling of 22101210202112 in words is "twenty-two trillion, one hundred one billion, two hundred ten million, two hundred two thousand, one hundred twelve".