20313223222002 has 32 divisors (see below), whose sum is σ = 41625988411392. Its totient is φ = 6605422617744.

The previous prime is 20313223222001. The next prime is 20313223222031. The reversal of 20313223222002 is 20022232231302.

It is not an unprimeable number, because it can be changed into a prime (20313223222001) 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, 117230538 + ... + 117403685.

It is an arithmetic number, because the mean of its divisors is an integer number (1300812137856).

Almost surely, 2^{20313223222002} is an apocalyptic number.

20313223222002 is an abundant number, since it is smaller than the sum of its proper divisors (21312765189390).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20313223222002 is a wasteful number, since it uses less digits than its factorization.

20313223222002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234634582.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 20313223222002 its reverse (20022232231302), we get a palindrome (40335455453304).

The spelling of 20313223222002 in words is "twenty trillion, three hundred thirteen billion, two hundred twenty-three million, two hundred twenty-two thousand, two".