20211120212110 has 32 divisors (see below), whose sum is σ = 36746817335712. Its totient is φ = 8002965532800.

The previous prime is 20211120212077. The next prime is 20211120212117. The reversal of 20211120212110 is 1121202111202.

It is a super-2 number, since 2×20211120212110² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20211120212117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3833377 + ... + 7424083.

It is an arithmetic number, because the mean of its divisors is an integer number (1148338041741).

Almost surely, 2^{20211120212110} is an apocalyptic number.

20211120212110 is a deficient number, since it is larger than the sum of its proper divisors (16535697123602).

20211120212110 is a wasteful number, since it uses less digits than its factorization.

20211120212110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3596388.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 20211120212110 its reverse (1121202111202), we get a palindrome (21332322323312).

The spelling of 20211120212110 in words is "twenty trillion, two hundred eleven billion, one hundred twenty million, two hundred twelve thousand, one hundred ten".