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222031233013 = 440595039407
BaseRepresentation
bin1100111011001000010…
…1111011111111110101
3210020002201221021121111
43032302011323333311
512114204443424023
6245555535515021
722020066225022
oct3166205737765
9706081837544
10222031233013
118618792a697
1237045988a71
1317c25788425
14aa64072549
155b976c200d
hex33b217bff5

222031233013 has 4 divisors (see below), whose sum is σ = 222036316480. Its totient is φ = 222026149548.

The previous prime is 222031232953. The next prime is 222031233031. The reversal of 222031233013 is 310332130222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-222031233013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222031233913) 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, 2475645 + ... + 2563762.

It is an arithmetic number, because the mean of its divisors is an integer number (55509079120).

Almost surely, 2222031233013 is an apocalyptic number.

It is an amenable number.

222031233013 is a deficient number, since it is larger than the sum of its proper divisors (5083467).

222031233013 is an equidigital number, since it uses as much as digits as its factorization.

222031233013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5083466.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 222031233013 its reverse (310332130222), we get a palindrome (532363363235).

The spelling of 222031233013 in words is "two hundred twenty-two billion, thirty-one million, two hundred thirty-three thousand, thirteen".

Divisors: 1 44059 5039407 222031233013