1010101121212 has 12 divisors (see below), whose sum is σ = 1768091842216. Its totient is φ = 504932023440.

The previous prime is 1010101121209. The next prime is 1010101121231. The reversal of 1010101121212 is 2121211010101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1010101121192 and 1010101121201.

It is a congruent number.

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, 29615118 + ... + 29649205.

Almost surely, 2^{1010101121212} is an apocalyptic number.

It is an amenable number.

1010101121212 is a deficient number, since it is larger than the sum of its proper divisors (757990721004).

1010101121212 is a wasteful number, since it uses less digits than its factorization.

1010101121212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59268588 (or 59268586 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1010101121212 its reverse (2121211010101), we get a palindrome (3131312131313).

The spelling of 1010101121212 in words is "one trillion, ten billion, one hundred one million, one hundred twenty-one thousand, two hundred twelve".