1201203132011 has 2 divisors, whose sum is σ = 1201203132012. Its totient is φ = 1201203132010.

The previous prime is 1201203131969. The next prime is 1201203132043. The reversal of 1201203132011 is 1102313021021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1201203132011 - 2²² = 1201198937707 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1201203132071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600601566005 + 600601566006.

It is an arithmetic number, because the mean of its divisors is an integer number (600601566006).

Almost surely, 2^{1201203132011} is an apocalyptic number.

1201203132011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201203132011 is an equidigital number, since it uses as much as digits as its factorization.

1201203132011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1201203132011 its reverse (1102313021021), we get a palindrome (2303516153032).

The spelling of 1201203132011 in words is "one trillion, two hundred one billion, two hundred three million, one hundred thirty-two thousand, eleven".