611000120 has 32 divisors (see below), whose sum is σ = 1388106720. Its totient is φ = 242025600.

The previous prime is 611000099. The next prime is 611000147. The reversal of 611000120 is 21000116.

611000120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×611000120² = 746642293280028800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70031 + ... + 78270.

It is an arithmetic number, because the mean of its divisors is an integer number (43378335).

Almost surely, 2^611000120 is an apocalyptic number.

It is an amenable number.

611000120 is an abundant number, since it is smaller than the sum of its proper divisors (777106600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

611000120 is a wasteful number, since it uses less digits than its factorization.

611000120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148415 (or 148411 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 611000120 is about 24718.4166159566. The cubic root of 611000120 is about 848.5558499701. Note that the first 3 decimals are identical.

Adding to 611000120 its reverse (21000116), we get a palindrome (632000236).

The spelling of 611000120 in words is "six hundred eleven million, one hundred twenty", and thus it is an aban number.