1200120030212 has 24 divisors (see below), whose sum is σ = 2103654432600. Its totient is φ = 599076414720.

The previous prime is 1200120030157. The next prime is 1200120030257. The reversal of 1200120030212 is 2120300210021.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 385422438976 + 814697591236 = 620824^2 + 902606^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9691664 + ... + 9814712.

It is an arithmetic number, because the mean of its divisors is an integer number (87652268025).

Almost surely, 2^{1200120030212} is an apocalyptic number.

It is an amenable number.

1200120030212 is a deficient number, since it is larger than the sum of its proper divisors (903534402388).

1200120030212 is a wasteful number, since it uses less digits than its factorization.

1200120030212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127031 (or 127029 counting only the distinct ones).

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

Adding to 1200120030212 its reverse (2120300210021), we get a palindrome (3320420240233).

The spelling of 1200120030212 in words is "one trillion, two hundred billion, one hundred twenty million, thirty thousand, two hundred twelve".