1210023020012 has 6 divisors (see below), whose sum is σ = 2117540285028. Its totient is φ = 605011510004.

The previous prime is 1210023020009. The next prime is 1210023020039. The reversal of 1210023020012 is 2100203200121.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151252877498 + ... + 151252877505.

It is an arithmetic number, because the mean of its divisors is an integer number (352923380838).

Almost surely, 2^{1210023020012} is an apocalyptic number.

It is an amenable number.

1210023020012 is a deficient number, since it is larger than the sum of its proper divisors (907517265016).

1210023020012 is a wasteful number, since it uses less digits than its factorization.

1210023020012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302505755007 (or 302505755005 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 1210023020012 its reverse (2100203200121), we get a palindrome (3310226220133).

The spelling of 1210023020012 in words is "one trillion, two hundred ten billion, twenty-three million, twenty thousand, twelve".