20332220222331 has 6 divisors (see below), whose sum is σ = 29368762543380. Its totient is φ = 13554813481548.

The previous prime is 20332220222329. The next prime is 20332220222339. The reversal of 20332220222331 is 13322202223302.

20332220222331 is a `hidden beast` number, since 2 + 0 + 3 + 322 + 2 + 0 + 2 + 2 + 2 + 331 = 666.

It is not a de Polignac number, because 20332220222331 - 2¹ = 20332220222329 is a prime.

It is a super-2 number, since 2×20332220222331² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20332220222295 and 20332220222304.

It is not an unprimeable number, because it can be changed into a prime (20332220222339) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1129567790121 + ... + 1129567790138.

It is an arithmetic number, because the mean of its divisors is an integer number (4894793757230).

Almost surely, 2^{20332220222331} is an apocalyptic number.

20332220222331 is a deficient number, since it is larger than the sum of its proper divisors (9036542321049).

20332220222331 is a wasteful number, since it uses less digits than its factorization.

20332220222331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2259135580265 (or 2259135580262 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 20332220222331 its reverse (13322202223302), we get a palindrome (33654422445633).

The spelling of 20332220222331 in words is "twenty trillion, three hundred thirty-two billion, two hundred twenty million, two hundred twenty-two thousand, three hundred thirty-one".