1022020100212 has 6 divisors (see below), whose sum is σ = 1788535175378. Its totient is φ = 511010050104.

The previous prime is 1022020100203. The next prime is 1022020100239. The reversal of 1022020100212 is 2120010202201.

It is a happy number.

1022020100212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 898540951396 + 123479148816 = 947914^2 + 351396^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1022020100192 and 1022020100201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127752512523 + ... + 127752512530.

Almost surely, 2^{1022020100212} is an apocalyptic number.

It is an amenable number.

1022020100212 is a deficient number, since it is larger than the sum of its proper divisors (766515075166).

1022020100212 is a wasteful number, since it uses less digits than its factorization.

1022020100212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255505025057 (or 255505025055 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1022020100212 its reverse (2120010202201), we get a palindrome (3142030302413).

The spelling of 1022020100212 in words is "one trillion, twenty-two billion, twenty million, one hundred thousand, two hundred twelve".