2011122010 has 32 divisors (see below), whose sum is σ = 3711018240. Its totient is φ = 784356672.

The previous prime is 2011121929. The next prime is 2011122011. The reversal of 2011122010 is 102211102.

It is a super-2 number, since 2×2011122010² = 8089223478212880200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (2011122011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118477 + ... + 134383.

It is an arithmetic number, because the mean of its divisors is an integer number (115969320).

Almost surely, 2^2011122010 is an apocalyptic number.

2011122010 is a deficient number, since it is larger than the sum of its proper divisors (1699896230).

2011122010 is a wasteful number, since it uses less digits than its factorization.

2011122010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16230.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 2011122010 is about 44845.5350062857. The cubic root of 2011122010 is about 1262.2522097756.

Adding to 2011122010 its reverse (102211102), we get a palindrome (2113333112).

It can be divided in two parts, 201 and 1122010, that added together give a palindrome (1122211).

The spelling of 2011122010 in words is "two billion, eleven million, one hundred twenty-two thousand, ten".