3911122011 has 8 divisors (see below), whose sum is σ = 5222085120. Its totient is φ = 2603786792.

The previous prime is 3911122001. The next prime is 3911122049. The reversal of 3911122011 is 1102211193.

It is a happy number.

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 3911122011 - 2¹³ = 3911113819 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3911122001) 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, 904455 + ... + 908768.

It is an arithmetic number, because the mean of its divisors is an integer number (652760640).

Almost surely, 2^3911122011 is an apocalyptic number.

3911122011 is a deficient number, since it is larger than the sum of its proper divisors (1310963109).

3911122011 is a wasteful number, since it uses less digits than its factorization.

3911122011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1813945.

The product of its (nonzero) digits is 108, while the sum is 21.

The square root of 3911122011 is about 62538.9639424895. The cubic root of 3911122011 is about 1575.5557975946. Note that the first 3 decimals are identical.

The spelling of 3911122011 in words is "three billion, nine hundred eleven million, one hundred twenty-two thousand, eleven".