2021022010 has 16 divisors (see below), whose sum is σ = 4157531136. Its totient is φ = 692921808.

The previous prime is 2021022007. The next prime is 2021022013. The reversal of 2021022010 is 102201202.

It is an interprime number because it is at equal distance from previous prime (2021022007) and next prime (2021022013).

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 (2021022013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14435802 + ... + 14435941.

It is an arithmetic number, because the mean of its divisors is an integer number (259845696).

Almost surely, 2^2021022010 is an apocalyptic number.

2021022010 is an abundant number, since it is smaller than the sum of its proper divisors (2136509126).

2021022010 is a wasteful number, since it uses less digits than its factorization.

2021022010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28871757.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 2021022010 is about 44955.7783827619. The cubic root of 2021022010 is about 1264.3200186646.

Adding to 2021022010 its reverse (102201202), we get a palindrome (2123223212).

The spelling of 2021022010 in words is "two billion, twenty-one million, twenty-two thousand, ten".