20020211121010 has 8 divisors (see below), whose sum is σ = 36036380017836. Its totient is φ = 8008084448400.

The previous prime is 20020211121007. The next prime is 20020211121011. The reversal of 20020211121010 is 1012111202002.

It can be written as a sum of positive squares in 2 ways, for example, as 16064889658609 + 3955321462401 = 4008103^2 + 1988799^2 .

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

It is a super-3 number, since 3×20020211121010³ (a number of 41 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (20020211121011) 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, 1001010556041 + ... + 1001010556060.

Almost surely, 2^{20020211121010} is an apocalyptic number.

20020211121010 is a deficient number, since it is larger than the sum of its proper divisors (16016168896826).

20020211121010 is a wasteful number, since it uses less digits than its factorization.

20020211121010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2002021112108.

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

Adding to 20020211121010 its reverse (1012111202002), we get a palindrome (21032322323012).

The spelling of 20020211121010 in words is "twenty trillion, twenty billion, two hundred eleven million, one hundred twenty-one thousand, ten".