10002020102012 has 12 divisors (see below), whose sum is σ = 17503643937696. Its totient is φ = 5000978976960.

The previous prime is 10002020101963. The next prime is 10002020102029. The reversal of 10002020102012 is 21020102020001.

It is a happy number.

It is a super-2 number, since 2×10002020102012² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10002020101984 and 10002020102002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7036628 + ... + 8337755.

It is an arithmetic number, because the mean of its divisors is an integer number (1458636994808).

Almost surely, 2^{10002020102012} is an apocalyptic number.

It is an amenable number.

10002020102012 is a deficient number, since it is larger than the sum of its proper divisors (7501623835684).

10002020102012 is a wasteful number, since it uses less digits than its factorization.

10002020102012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15537028 (or 15537026 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 10002020102012 its reverse (21020102020001), we get a palindrome (31022122122013).

The spelling of 10002020102012 in words is "ten trillion, two billion, twenty million, one hundred two thousand, twelve".