213012020111003 has 16 divisors (see below), whose sum is σ = 227775542387904. Its totient is φ = 198505996124160.

The previous prime is 213012020110999. The next prime is 213012020111041. The reversal of 213012020111003 is 300111020210312.

It is a cyclic number.

It is not a de Polignac number, because 213012020111003 - 2² = 213012020110999 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213012020111063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145244408 + ... + 146703653.

It is an arithmetic number, because the mean of its divisors is an integer number (14235971399244).

Almost surely, 2^{213012020111003} is an apocalyptic number.

213012020111003 is a deficient number, since it is larger than the sum of its proper divisors (14763522276901).

213012020111003 is a wasteful number, since it uses less digits than its factorization.

213012020111003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291948502.

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

Adding to 213012020111003 its reverse (300111020210312), we get a palindrome (513123040321315).

The spelling of 213012020111003 in words is "two hundred thirteen trillion, twelve billion, twenty million, one hundred eleven thousand, three".