2021140122 has 8 divisors (see below), whose sum is σ = 4042280256. Its totient is φ = 673713372.

The previous prime is 2021140109. The next prime is 2021140129. The reversal of 2021140122 is 2210411202.

It is a sphenic number, since it is the product of 3 distinct primes.

2021140122 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (2021140129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168428338 + ... + 168428349.

It is an arithmetic number, because the mean of its divisors is an integer number (505285032).

Almost surely, 2^2021140122 is an apocalyptic number.

2021140122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2021140122 is a wasteful number, since it uses less digits than its factorization.

2021140122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336856692.

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

The square root of 2021140122 is about 44957.0920100489. The cubic root of 2021140122 is about 1264.3446478632.

Adding to 2021140122 its reverse (2210411202), we get a palindrome (4231551324).

The spelling of 2021140122 in words is "two billion, twenty-one million, one hundred forty thousand, one hundred twenty-two".