20012314411221 has 32 divisors (see below), whose sum is σ = 29806596864000. Its totient is φ = 11839297236480.

The previous prime is 20012314411157. The next prime is 20012314411231. The reversal of 20012314411221 is 12211441321002.

It is not a de Polignac number, because 20012314411221 - 2⁶ = 20012314411157 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20012314411191 and 20012314411200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20012314411231) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16434396 + ... + 17610053.

It is an arithmetic number, because the mean of its divisors is an integer number (931456152000).

Almost surely, 2^{20012314411221} is an apocalyptic number.

It is an amenable number.

20012314411221 is a deficient number, since it is larger than the sum of its proper divisors (9794282452779).

20012314411221 is a wasteful number, since it uses less digits than its factorization.

20012314411221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34044889.

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 20012314411221 its reverse (12211441321002), we get a palindrome (32223755732223).

The spelling of 20012314411221 in words is "twenty trillion, twelve billion, three hundred fourteen million, four hundred eleven thousand, two hundred twenty-one".