10102121000012 has 24 divisors (see below), whose sum is σ = 18960286690800. Its totient is φ = 4694928129216.

The previous prime is 10102121000009. The next prime is 10102121000077. The reversal of 10102121000012 is 21000012120101.

It is a junction number, because it is equal to n+sod(n) for n = 10102120999957 and 10102121000002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1253983187 + ... + 1253991242.

It is an arithmetic number, because the mean of its divisors is an integer number (790011945450).

Almost surely, 2^{10102121000012} is an apocalyptic number.

It is an amenable number.

10102121000012 is a deficient number, since it is larger than the sum of its proper divisors (8858165690788).

10102121000012 is a wasteful number, since it uses less digits than its factorization.

10102121000012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2507974505 (or 2507974503 counting only the distinct ones).

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

Adding to 10102121000012 its reverse (21000012120101), we get a palindrome (31102133120113).

The spelling of 10102121000012 in words is "ten trillion, one hundred two billion, one hundred twenty-one million, twelve", and thus it is an aban number.