10001020112012 has 6 divisors (see below), whose sum is σ = 17501785196028. Its totient is φ = 5000510056004.

The previous prime is 10001020111937. The next prime is 10001020112059. The reversal of 10001020112012 is 21021102010001.

It is a junction number, because it is equal to n+sod(n) for n = 10001020111984 and 10001020112002.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1250127513998 + ... + 1250127514005.

It is an arithmetic number, because the mean of its divisors is an integer number (2916964199338).

Almost surely, 2^{10001020112012} is an apocalyptic number.

It is an amenable number.

10001020112012 is a deficient number, since it is larger than the sum of its proper divisors (7500765084016).

10001020112012 is a wasteful number, since it uses less digits than its factorization.

10001020112012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2500255028007 (or 2500255028005 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10001020112012 its reverse (21021102010001), we get a palindrome (31022122122013).

The spelling of 10001020112012 in words is "ten trillion, one billion, twenty million, one hundred twelve thousand, twelve".