2141022120 has 32 divisors (see below), whose sum is σ = 6423066720. Its totient is φ = 570939200.

The previous prime is 2141022089. The next prime is 2141022127. The reversal of 2141022120 is 212201412.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2141022120.

It is not an unprimeable number, because it can be changed into a prime (2141022127) 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, 8920806 + ... + 8921045.

It is an arithmetic number, because the mean of its divisors is an integer number (200720835).

Almost surely, 2^2141022120 is an apocalyptic number.

2141022120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2141022120 is an abundant number, since it is smaller than the sum of its proper divisors (4282044600).

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

2141022120 is a wasteful number, since it uses less digits than its factorization.

2141022120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17841865 (or 17841861 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 2141022120 is about 46271.1802313276. The cubic root of 2141022120 is about 1288.8638755990.

Adding to 2141022120 its reverse (212201412), we get a palindrome (2353223532).

The spelling of 2141022120 in words is "two billion, one hundred forty-one million, twenty-two thousand, one hundred twenty".