2113011 has 12 divisors (see below), whose sum is σ = 3065088. Its totient is φ = 1402704.

The previous prime is 2113003. The next prime is 2113037. The reversal of 2113011 is 1103112.

It is not a de Polignac number, because 2113011 - 2³ = 2113003 is a prime.

It is a super-2 number, since 2×2113011² = 8929630972242, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 2112984 and 2113002.

It is not an unprimeable number, because it can be changed into a prime (2113091) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3141 + ... + 3753.

It is an arithmetic number, because the mean of its divisors is an integer number (255424).

2^2113011 is an apocalyptic number.

2113011 is a deficient number, since it is larger than the sum of its proper divisors (952077).

2113011 is a wasteful number, since it uses less digits than its factorization.

2113011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1002 (or 999 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 2113011 is about 1453.6199640897. The cubic root of 2113011 is about 128.3218422649.

Adding to 2113011 its reverse (1103112), we get a palindrome (3216123).

The spelling of 2113011 in words is "two million, one hundred thirteen thousand, eleven".