1010121021212 has 12 divisors (see below), whose sum is σ = 1775046692496. Its totient is φ = 502964823360.

The previous prime is 1010121021211. The next prime is 1010121021223. The reversal of 1010121021212 is 2121201210101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010121021211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 523920728 + ... + 523922655.

It is an arithmetic number, because the mean of its divisors is an integer number (147920557708).

Almost surely, 2^{1010121021212} is an apocalyptic number.

It is an amenable number.

1010121021212 is a deficient number, since it is larger than the sum of its proper divisors (764925671284).

1010121021212 is a wasteful number, since it uses less digits than its factorization.

1010121021212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1047843628 (or 1047843626 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1010121021212 its reverse (2121201210101), we get a palindrome (3131322231313).

The spelling of 1010121021212 in words is "one trillion, ten billion, one hundred twenty-one million, twenty-one thousand, two hundred twelve".