1682101021012 has 6 divisors (see below), whose sum is σ = 2943676786778. Its totient is φ = 841050510504.

The previous prime is 1682101021001. The next prime is 1682101021033. The reversal of 1682101021012 is 2101201012861.

It can be written as a sum of positive squares in only one way, i.e., 1643226589456 + 38874431556 = 1281884^2 + 197166^2 .

It is a super-2 number, since 2×1682101021012² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210262627623 + ... + 210262627630.

Almost surely, 2^{1682101021012} is an apocalyptic number.

It is an amenable number.

1682101021012 is a deficient number, since it is larger than the sum of its proper divisors (1261575765766).

1682101021012 is a wasteful number, since it uses less digits than its factorization.

1682101021012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420525255257 (or 420525255255 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 25.

Adding to 1682101021012 its reverse (2101201012861), we get a palindrome (3783302033873).

The spelling of 1682101021012 in words is "one trillion, six hundred eighty-two billion, one hundred one million, twenty-one thousand, twelve".