10220222012212 has 24 divisors (see below), whose sum is σ = 17914252617800. Its totient is φ = 5101870427136.

The previous prime is 10220222012171. The next prime is 10220222012279. The reversal of 10220222012212 is 21221022202201.

It can be written as a sum of positive squares in 4 ways, for example, as 4524954313636 + 5695267698576 = 2127194^2 + 2386476^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 10220222012212.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5707018 + ... + 7280830.

Almost surely, 2^{10220222012212} is an apocalyptic number.

It is an amenable number.

10220222012212 is a deficient number, since it is larger than the sum of its proper divisors (7694030605588).

10220222012212 is a wasteful number, since it uses less digits than its factorization.

10220222012212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1576435 (or 1576433 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 10220222012212 its reverse (21221022202201), we get a palindrome (31441244214413).

The spelling of 10220222012212 in words is "ten trillion, two hundred twenty billion, two hundred twenty-two million, twelve thousand, two hundred twelve".