1002020001022 has 8 divisors (see below), whose sum is σ = 1514001023856. Its totient is φ = 497352993072.

The previous prime is 1002020001011. The next prime is 1002020001107. The reversal of 1002020001022 is 2201000202001.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1828503378 + ... + 1828503925.

It is an arithmetic number, because the mean of its divisors is an integer number (189250127982).

Almost surely, 2^{1002020001022} is an apocalyptic number.

1002020001022 is a deficient number, since it is larger than the sum of its proper divisors (511981022834).

1002020001022 is a wasteful number, since it uses less digits than its factorization.

1002020001022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3657007442.

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

Adding to 1002020001022 its reverse (2201000202001), we get a palindrome (3203020203023).

The spelling of 1002020001022 in words is "one trillion, two billion, twenty million, one thousand, twenty-two".