10220201221012 has 6 divisors (see below), whose sum is σ = 17885352136778. Its totient is φ = 5110100610504.

The previous prime is 10220201220937. The next prime is 10220201221073. The reversal of 10220201221012 is 21012210202201.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 9170322288516 + 1049878932496 = 3028254^2 + 1024636^2 .

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 as a sum of consecutive naturals, namely, 1277525152623 + ... + 1277525152630.

Almost surely, 2^{10220201221012} is an apocalyptic number.

It is an amenable number.

10220201221012 is a deficient number, since it is larger than the sum of its proper divisors (7665150915766).

10220201221012 is a wasteful number, since it uses less digits than its factorization.

10220201221012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2555050305257 (or 2555050305255 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10220201221012 its reverse (21012210202201), we get a palindrome (31232411423213).

The spelling of 10220201221012 in words is "ten trillion, two hundred twenty billion, two hundred one million, two hundred twenty-one thousand, twelve".