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2022313212331 = 2879702435989
BaseRepresentation
bin11101011011011011010…
…000101011100110101011
321011022221111002110222121
4131123123100223212223
5231113144140243311
64145012102332111
7266051543452156
oct35333320534653
97138844073877
102022313212331
1170a7270a5535
12287b3072a037
1311891b25bba9
146dc48082c9d
1537911d79b71
hex1d6db42b9ab

2022313212331 has 4 divisors (see below), whose sum is σ = 2023015651200. Its totient is φ = 2021610773464.

The previous prime is 2022313212197. The next prime is 2022313212343. The reversal of 2022313212331 is 1332123132202.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2022313212331 - 233 = 2013723277739 is a prime.

It is a super-2 number, since 2×20223132123312 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2022313212296 and 2022313212305.

It is not an unprimeable number, because it can be changed into a prime (2022313212371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 351215116 + ... + 351220873.

It is an arithmetic number, because the mean of its divisors is an integer number (505753912800).

Almost surely, 22022313212331 is an apocalyptic number.

2022313212331 is a deficient number, since it is larger than the sum of its proper divisors (702438869).

2022313212331 is an equidigital number, since it uses as much as digits as its factorization.

2022313212331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702438868.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 2022313212331 its reverse (1332123132202), we get a palindrome (3354436344533).

The spelling of 2022313212331 in words is "two trillion, twenty-two billion, three hundred thirteen million, two hundred twelve thousand, three hundred thirty-one".

Divisors: 1 2879 702435989 2022313212331