10002020122012 has 6 divisors (see below), whose sum is σ = 17503535213528. Its totient is φ = 5001010061004.

The previous prime is 10002020121983. The next prime is 10002020122021. The reversal of 10002020122012 is 21022102020001.

It is a happy number.

It is a super-2 number, since 2×10002020122012² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10002020121983 and 10002020122001.

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, 1250252515248 + ... + 1250252515255.

Almost surely, 2^{10002020122012} is an apocalyptic number.

It is an amenable number.

10002020122012 is a deficient number, since it is larger than the sum of its proper divisors (7501515091516).

10002020122012 is a wasteful number, since it uses less digits than its factorization.

10002020122012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2500505030507 (or 2500505030505 counting only the distinct ones).

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

Adding to 10002020122012 its reverse (21022102020001), we get a palindrome (31024122142013).

The spelling of 10002020122012 in words is "ten trillion, two billion, twenty million, one hundred twenty-two thousand, twelve".