2101022084 has 24 divisors (see below), whose sum is σ = 4204451328. Its totient is φ = 899922240.

The previous prime is 2101022083. The next prime is 2101022111. The reversal of 2101022084 is 4802201012.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2101022083) 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, 30464 + ... + 71624.

It is an arithmetic number, because the mean of its divisors is an integer number (175185472).

Almost surely, 2^2101022084 is an apocalyptic number.

It is an amenable number.

2101022084 is an abundant number, since it is smaller than the sum of its proper divisors (2103429244).

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

2101022084 is a wasteful number, since it uses less digits than its factorization.

2101022084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42995 (or 42993 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

The square root of 2101022084 is about 45836.9074436747. The cubic root of 2101022084 is about 1280.7868867635.

Adding to 2101022084 its reverse (4802201012), we get a palindrome (6903223096).

The spelling of 2101022084 in words is "two billion, one hundred one million, twenty-two thousand, eighty-four".