1022202001012 has 6 divisors (see below), whose sum is σ = 1788853501778. Its totient is φ = 511101000504.

The previous prime is 1022202000977. The next prime is 1022202001057. The reversal of 1022202001012 is 2101002022201.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 829257924496 + 192944076516 = 910636^2 + 439254^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1022202000983 and 1022202001001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127775250123 + ... + 127775250130.

Almost surely, 2^{1022202001012} is an apocalyptic number.

It is an amenable number.

1022202001012 is a deficient number, since it is larger than the sum of its proper divisors (766651500766).

1022202001012 is a wasteful number, since it uses less digits than its factorization.

1022202001012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255550500257 (or 255550500255 counting only the distinct ones).

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

Adding to 1022202001012 its reverse (2101002022201), we get a palindrome (3123204023213).

The spelling of 1022202001012 in words is "one trillion, twenty-two billion, two hundred two million, one thousand, twelve".