1201033011 has 16 divisors (see below), whose sum is σ = 1634109440. Its totient is φ = 784468800.

The previous prime is 1201033003. The next prime is 1201033013. The reversal of 1201033011 is 1103301021.

It is not a de Polignac number, because 1201033011 - 2³ = 1201033003 is a prime.

It is a super-2 number, since 2×1201033011² = 2884960587023452242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1201033013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14910 + ... + 51228.

It is an arithmetic number, because the mean of its divisors is an integer number (102131840).

Almost surely, 2^1201033011 is an apocalyptic number.

1201033011 is a deficient number, since it is larger than the sum of its proper divisors (433076429).

1201033011 is a wasteful number, since it uses less digits than its factorization.

1201033011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36546.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 1201033011 is about 34655.9231733913. The cubic root of 1201033011 is about 1062.9634089461.

Adding to 1201033011 its reverse (1103301021), we get a palindrome (2304334032).

The spelling of 1201033011 in words is "one billion, two hundred one million, thirty-three thousand, eleven".