20210220021002 has 16 divisors (see below), whose sum is σ = 33374675268000. Its totient is φ = 9102184161840.

The previous prime is 20210220020941. The next prime is 20210220021011. The reversal of 20210220021002 is 20012002201202.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4213971752 + ... + 4213976547.

It is an arithmetic number, because the mean of its divisors is an integer number (2085917204250).

Almost surely, 2^{20210220021002} is an apocalyptic number.

20210220021002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20210220021002 is a deficient number, since it is larger than the sum of its proper divisors (13164455246998).

20210220021002 is a wasteful number, since it uses less digits than its factorization.

20210220021002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8427948421.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 20210220021002 its reverse (20012002201202), we get a palindrome (40222222222204).

The spelling of 20210220021002 in words is "twenty trillion, two hundred ten billion, two hundred twenty million, twenty-one thousand, two".