611021201113 has 8 divisors (see below), whose sum is σ = 619149038976. Its totient is φ = 602935586400.

The previous prime is 611021201111. The next prime is 611021201159. The reversal of 611021201113 is 311102120116.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 611021201113 - 2¹ = 611021201111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (611021201111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10526653 + ... + 10584538.

It is an arithmetic number, because the mean of its divisors is an integer number (77393629872).

Almost surely, 2^611021201113 is an apocalyptic number.

It is an amenable number.

611021201113 is a deficient number, since it is larger than the sum of its proper divisors (8127837863).

611021201113 is a wasteful number, since it uses less digits than its factorization.

611021201113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21111575.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 611021201113 its reverse (311102120116), we get a palindrome (922123321229).

The spelling of 611021201113 in words is "six hundred eleven billion, twenty-one million, two hundred one thousand, one hundred thirteen".