1012124123212 has 12 divisors (see below), whose sum is σ = 1771232538376. Its totient is φ = 506057683680.

The previous prime is 1012124123209. The next prime is 1012124123279. The reversal of 1012124123212 is 2123214212101.

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, 543489 + ... + 1523032.

Almost surely, 2^{1012124123212} is an apocalyptic number.

It is an amenable number.

1012124123212 is a deficient number, since it is larger than the sum of its proper divisors (759108415164).

1012124123212 is a wasteful number, since it uses less digits than its factorization.

1012124123212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2188968 (or 2188966 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 1012124123212 its reverse (2123214212101), we get a palindrome (3135338335313).

The spelling of 1012124123212 in words is "one trillion, twelve billion, one hundred twenty-four million, one hundred twenty-three thousand, two hundred twelve".