2031201102011 has 4 divisors (see below), whose sum is σ = 2031235815072. Its totient is φ = 2031166388952.

The previous prime is 2031201102001. The next prime is 2031201102023. The reversal of 2031201102011 is 1102011021302.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2031201102011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2031201102001) 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, 17268611 + ... + 17385836.

It is an arithmetic number, because the mean of its divisors is an integer number (507808953768).

Almost surely, 2^{2031201102011} is an apocalyptic number.

2031201102011 is a deficient number, since it is larger than the sum of its proper divisors (34713061).

2031201102011 is an equidigital number, since it uses as much as digits as its factorization.

2031201102011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34713060.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 2031201102011 its reverse (1102011021302), we get a palindrome (3133212123313).

The spelling of 2031201102011 in words is "two trillion, thirty-one billion, two hundred one million, one hundred two thousand, eleven".