1022101201012 has 6 divisors (see below), whose sum is σ = 1788677101778. Its totient is φ = 511050600504.

The previous prime is 1022101200997. The next prime is 1022101201021. The reversal of 1022101201012 is 2101021012201.

It can be written as a sum of positive squares in only one way, i.e., 541569415396 + 480531785616 = 735914^2 + 693204^2 .

It is a super-3 number, since 3×1022101201012³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 1022101200983 and 1022101201001.

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, 127762650123 + ... + 127762650130.

Almost surely, 2^{1022101201012} is an apocalyptic number.

It is an amenable number.

1022101201012 is a deficient number, since it is larger than the sum of its proper divisors (766575900766).

1022101201012 is a wasteful number, since it uses less digits than its factorization.

1022101201012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255525300257 (or 255525300255 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1022101201012 its reverse (2101021012201), we get a palindrome (3123122213213).

The spelling of 1022101201012 in words is "one trillion, twenty-two billion, one hundred one million, two hundred one thousand, twelve".