611201101 has 16 divisors (see below), whose sum is σ = 736153600. Its totient is φ = 495723888.

The previous prime is 611201083. The next prime is 611201137. The reversal of 611201101 is 101102116.

It is a cyclic number.

It is not a de Polignac number, because 611201101 - 2⁷ = 611200973 is a prime.

It is a super-2 number, since 2×611201101² = 747133571727224402, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (611201401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135976 + ... + 140398.

It is an arithmetic number, because the mean of its divisors is an integer number (46009600).

Almost surely, 2^611201101 is an apocalyptic number.

It is an amenable number.

611201101 is a deficient number, since it is larger than the sum of its proper divisors (124952499).

611201101 is a wasteful number, since it uses less digits than its factorization.

611201101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5488.

The product of its (nonzero) digits is 12, while the sum is 13.

The square root of 611201101 is about 24722.4816917720. The cubic root of 611201101 is about 848.6488804522.

Adding to 611201101 its reverse (101102116), we get a palindrome (712303217).

The spelling of 611201101 in words is "six hundred eleven million, two hundred one thousand, one hundred one".