1201230303011 has 4 divisors (see below), whose sum is σ = 1204672224000. Its totient is φ = 1197788382024.

The previous prime is 1201230302957. The next prime is 1201230303059. The reversal of 1201230303011 is 1103030321021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1201230303011 - 2²² = 1201226108707 is a prime.

It is a super-2 number, since 2×1201230303011² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1201230903011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1720959971 + ... + 1720960668.

It is an arithmetic number, because the mean of its divisors is an integer number (301168056000).

Almost surely, 2^{1201230303011} is an apocalyptic number.

1201230303011 is a deficient number, since it is larger than the sum of its proper divisors (3441920989).

1201230303011 is an equidigital number, since it uses as much as digits as its factorization.

1201230303011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3441920988.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1201230303011 its reverse (1103030321021), we get a palindrome (2304260624032).

The spelling of 1201230303011 in words is "one trillion, two hundred one billion, two hundred thirty million, three hundred three thousand, eleven".