10101121012 has 12 divisors (see below), whose sum is σ = 18607328320. Its totient is φ = 4784741496.

The previous prime is 10101121001. The next prime is 10101121021. The reversal of 10101121012 is 21012110101.

It is a self number, because there is not a number n which added to its sum of digits gives 10101121012.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66454668 + ... + 66454819.

Almost surely, 2^10101121012 is an apocalyptic number.

It is an amenable number.

10101121012 is a deficient number, since it is larger than the sum of its proper divisors (8506207308).

10101121012 is a wasteful number, since it uses less digits than its factorization.

10101121012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132909510 (or 132909508 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 10101121012 its reverse (21012110101), we get a palindrome (31113231113).

The spelling of 10101121012 in words is "ten billion, one hundred one million, one hundred twenty-one thousand, twelve".