1012110221212 has 6 divisors (see below), whose sum is σ = 1771192887128. Its totient is φ = 506055110604.

The previous prime is 1012110221183. The next prime is 1012110221237. The reversal of 1012110221212 is 2121220112101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126513777648 + ... + 126513777655.

Almost surely, 2^{1012110221212} is an apocalyptic number.

It is an amenable number.

1012110221212 is a deficient number, since it is larger than the sum of its proper divisors (759082665916).

1012110221212 is a wasteful number, since it uses less digits than its factorization.

1012110221212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253027555307 (or 253027555305 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1012110221212 its reverse (2121220112101), we get a palindrome (3133330333313).

The spelling of 1012110221212 in words is "one trillion, twelve billion, one hundred ten million, two hundred twenty-one thousand, two hundred twelve".