20020211101210 has 16 divisors (see below), whose sum is σ = 36173400443136. Its totient is φ = 7977635449168.

The previous prime is 20020211101201. The next prime is 20020211101213. The reversal of 20020211101210 is 1210111202002.

It is not an unprimeable number, because it can be changed into a prime (20020211101213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3806121154 + ... + 3806126413.

It is an arithmetic number, because the mean of its divisors is an integer number (2260837527696).

Almost surely, 2^{20020211101210} is an apocalyptic number.

20020211101210 is a deficient number, since it is larger than the sum of its proper divisors (16153189341926).

20020211101210 is a wasteful number, since it uses less digits than its factorization.

20020211101210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7612247837.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 20020211101210 its reverse (1210111202002), we get a palindrome (21230322303212).

The spelling of 20020211101210 in words is "twenty trillion, twenty billion, two hundred eleven million, one hundred one thousand, two hundred ten".