20120020211110 has 32 divisors (see below), whose sum is σ = 38059844673312. Its totient is φ = 7648389826560.

The previous prime is 20120020211003. The next prime is 20120020211119. The reversal of 20120020211110 is 1111202002102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20120020211119) 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, 632291451 + ... + 632323270.

It is an arithmetic number, because the mean of its divisors is an integer number (1189370146041).

Almost surely, 2^{20120020211110} is an apocalyptic number.

20120020211110 is a deficient number, since it is larger than the sum of its proper divisors (17939824462202).

20120020211110 is a wasteful number, since it uses less digits than its factorization.

20120020211110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1264614808.

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

Adding to 20120020211110 its reverse (1111202002102), we get a palindrome (21231222213212).

The spelling of 20120020211110 in words is "twenty trillion, one hundred twenty billion, twenty million, two hundred eleven thousand, one hundred ten".