10121102020012 has 12 divisors (see below), whose sum is σ = 17804661146496. Its totient is φ = 5034055978160.

The previous prime is 10121102020009. The next prime is 10121102020027. The reversal of 10121102020012 is 21002020112101.

It is a junction number, because it is equal to n+sod(n) for n = 10121102019974 and 10121102020001.

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, 6623757103 + ... + 6623758630.

It is an arithmetic number, because the mean of its divisors is an integer number (1483721762208).

Almost surely, 2^{10121102020012} is an apocalyptic number.

It is an amenable number.

10121102020012 is a deficient number, since it is larger than the sum of its proper divisors (7683559126484).

10121102020012 is a wasteful number, since it uses less digits than its factorization.

10121102020012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13247515928 (or 13247515926 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 10121102020012 its reverse (21002020112101), we get a palindrome (31123122132113).

The spelling of 10121102020012 in words is "ten trillion, one hundred twenty-one billion, one hundred two million, twenty thousand, twelve".