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1022223133 = 4323772631
BaseRepresentation
bin111100111011011…
…110001100011101
32122020111022112001
4330323132030131
54043142120013
6245233442301
734221516241
oct7473361435
92566438461
101022223133
11485022408
12246410391
13133a1b479
1499a94421
155eb20ddd
hex3cede31d

1022223133 has 4 divisors (see below), whose sum is σ = 1045995808. Its totient is φ = 998450460.

The previous prime is 1022223091. The next prime is 1022223179. The reversal of 1022223133 is 3313222201.

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 not a de Polignac number, because 1022223133 - 225 = 988668701 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1022223133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022233133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11886273 + ... + 11886358.

It is an arithmetic number, because the mean of its divisors is an integer number (261498952).

Almost surely, 21022223133 is an apocalyptic number.

It is an amenable number.

1022223133 is a deficient number, since it is larger than the sum of its proper divisors (23772675).

1022223133 is an equidigital number, since it uses as much as digits as its factorization.

1022223133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23772674.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 1022223133 is about 31972.2243986871. The cubic root of 1022223133 is about 1007.3535044281.

Adding to 1022223133 its reverse (3313222201), we get a palindrome (4335445334).

The spelling of 1022223133 in words is "one billion, twenty-two million, two hundred twenty-three thousand, one hundred thirty-three".

Divisors: 1 43 23772631 1022223133