1021002022 has 8 divisors (see below), whose sum is σ = 1543562496. Its totient is φ = 506481192.

The previous prime is 1021002001. The next prime is 1021002029. The reversal of 1021002022 is 2202001201.

1021002022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021002029) 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, 2009593 + ... + 2010100.

It is an arithmetic number, because the mean of its divisors is an integer number (192945312).

Almost surely, 2^1021002022 is an apocalyptic number.

1021002022 is a deficient number, since it is larger than the sum of its proper divisors (522560474).

1021002022 is a wasteful number, since it uses less digits than its factorization.

1021002022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4019822.

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

The square root of 1021002022 is about 31953.1222574571. The cubic root of 1021002022 is about 1006.9522285103.

Adding to 1021002022 its reverse (2202001201), we get a palindrome (3223003223).

The spelling of 1021002022 in words is "one billion, twenty-one million, two thousand, twenty-two".