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3112011011 = 71181242161
BaseRepresentation
bin1011100101111101…
…1000010100000011
322000212210112120002
42321133120110003
522333133323021
61232445110215
7140055441254
oct27137302403
98025715502
103112011011
111357715a2a
1272a25836b
133a7972045
14217442b2b
1513331c50b
hexb97d8503

3112011011 has 8 divisors (see below), whose sum is σ = 3173290848. Its totient is φ = 3051216000.

The previous prime is 3112010999. The next prime is 3112011037. The reversal of 3112011011 is 1101102113.

It is a happy number.

3112011011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3112011011 - 222 = 3107816707 is a prime.

It is a super-2 number, since 2×31120110112 = 19369225065170484242, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3112010983 and 3112011001.

It is not an unprimeable number, because it can be changed into a prime (3112013011) 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, 108230 + ... + 133931.

It is an arithmetic number, because the mean of its divisors is an integer number (396661356).

Almost surely, 23112011011 is an apocalyptic number.

3112011011 is a deficient number, since it is larger than the sum of its proper divisors (61279837).

3112011011 is a wasteful number, since it uses less digits than its factorization.

3112011011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242413.

The product of its (nonzero) digits is 6, while the sum is 11.

The square root of 3112011011 is about 55785.4014147071. The cubic root of 3112011011 is about 1459.9804543264.

Adding to 3112011011 its reverse (1101102113), we get a palindrome (4213113124).

The spelling of 3112011011 in words is "three billion, one hundred twelve million, eleven thousand, eleven".

Divisors: 1 71 181 12851 242161 17193431 43831141 3112011011