1201212020012 has 6 divisors (see below), whose sum is σ = 2102121035028. Its totient is φ = 600606010004.

The previous prime is 1201212020003. The next prime is 1201212020033. The reversal of 1201212020012 is 2100202121021.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150151502498 + ... + 150151502505.

It is an arithmetic number, because the mean of its divisors is an integer number (350353505838).

Almost surely, 2^{1201212020012} is an apocalyptic number.

It is an amenable number.

1201212020012 is a deficient number, since it is larger than the sum of its proper divisors (900909015016).

1201212020012 is a wasteful number, since it uses less digits than its factorization.

1201212020012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300303005007 (or 300303005005 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1201212020012 its reverse (2100202121021), we get a palindrome (3301414141033).

The spelling of 1201212020012 in words is "one trillion, two hundred one billion, two hundred twelve million, twenty thousand, twelve".